Home / 9,873,854.76-13,628,816.28-5,744,857.08

Finding the Fourth Proportional to 9,873,854.76, 13,628,816.28 and 5,744,857.08

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Solution

The fourth proportional to 9,873,854.76, 13,628,816.28 and 5,744,857.08 is: 7,929,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,873,854.76 : 13,628,816.28 = 5,744,857.08 : x
  2. Step 2: Convert to fraction form
    9,873,854.76/13,628,816.28 = 5,744,857.08/x
  3. Step 3: Cross multiply
    9,873,854.76x = 13,628,816.28 × 5,744,857.08
  4. Step 4: Simplify right side
    9,873,854.76x = 78,295,601,698,177.27
  5. Step 5: Solve for x
    x = 78,295,601,698,177.27/9,873,854.76
  6. Step 6: Final answer
    x = 7,929,588.15

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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.