Home / 14,638,295.52-20,201,624.64-8,112,637.44

Finding the Fourth Proportional to 14,638,295.52, 20,201,624.64 and 8,112,637.44

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Solution

The fourth proportional to 14,638,295.52, 20,201,624.64 and 8,112,637.44 is: 11,195,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638,295.52 : 20,201,624.64 = 8,112,637.44 : x
  2. Step 2: Convert to fraction form
    14,638,295.52/20,201,624.64 = 8,112,637.44/x
  3. Step 3: Cross multiply
    14,638,295.52x = 20,201,624.64 × 8,112,637.44
  4. Step 4: Simplify right side
    14,638,295.52x = 163,888,456,403,290.53
  5. Step 5: Solve for x
    x = 163,888,456,403,290.53/14,638,295.52
  6. Step 6: Final answer
    x = 11,195,870.19

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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.