Home / 25,698,593.16-38,551,552.92-8,428,145.22

Finding the Fourth Proportional to 25,698,593.16, 38,551,552.92 and 8,428,145.22

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Solution

The fourth proportional to 25,698,593.16, 38,551,552.92 and 8,428,145.22 is: 12,643,419.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698,593.16 : 38,551,552.92 = 8,428,145.22 : x
  2. Step 2: Convert to fraction form
    25,698,593.16/38,551,552.92 = 8,428,145.22/x
  3. Step 3: Cross multiply
    25,698,593.16x = 38,551,552.92 × 8,428,145.22
  4. Step 4: Simplify right side
    25,698,593.16x = 324,918,086,466,275.06
  5. Step 5: Solve for x
    x = 324,918,086,466,275.06/25,698,593.16
  6. Step 6: Final answer
    x = 12,643,419.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.