Home / 15,809,400,606.01-21,816,843,707.34-8,575,429,974.90

Finding the Fourth Proportional to 15,809,400,606.01, 21,816,843,707.34 and 8,575,429,974.90

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Solution

The fourth proportional to 15,809,400,606.01, 21,816,843,707.34 and 8,575,429,974.90 is: 11,834,023,322.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,809,400,606.01 : 21,816,843,707.34 = 8,575,429,974.90 : x
  2. Step 2: Convert to fraction form
    15,809,400,606.01/21,816,843,707.34 = 8,575,429,974.90/x
  3. Step 3: Cross multiply
    15,809,400,606.01x = 21,816,843,707.34 × 8,575,429,974.90
  4. Step 4: Simplify right side
    15,809,400,606.01x = 187,088,815,485,631,856,640
  5. Step 5: Solve for x
    x = 187,088,815,485,631,856,640/15,809,400,606.01
  6. Step 6: Final answer
    x = 11,834,023,322.46

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.