Home / 77,064,825.38-115,516,318.71-25,929,091.22

Finding the Fourth Proportional to 77,064,825.38, 115,516,318.71 and 25,929,091.22

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Solution

The fourth proportional to 77,064,825.38, 115,516,318.71 and 25,929,091.22 is: 38,866,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,064,825.38 : 115,516,318.71 = 25,929,091.22 : x
  2. Step 2: Convert to fraction form
    77,064,825.38/115,516,318.71 = 25,929,091.22/x
  3. Step 3: Cross multiply
    77,064,825.38x = 115,516,318.71 × 25,929,091.22
  4. Step 4: Simplify right side
    77,064,825.38x = 2,995,233,165,230,182.50
  5. Step 5: Solve for x
    x = 2,995,233,165,230,182.50/77,064,825.38
  6. Step 6: Final answer
    x = 38,866,410.85

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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.