Home / 61,174,007.10-91,761,010.65-42,998,724.90

Finding the Fourth Proportional to 61,174,007.10, 91,761,010.65 and 42,998,724.90

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Solution

The fourth proportional to 61,174,007.10, 91,761,010.65 and 42,998,724.90 is: 64,498,087.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,174,007.10 : 91,761,010.65 = 42,998,724.90 : x
  2. Step 2: Convert to fraction form
    61,174,007.10/91,761,010.65 = 42,998,724.90/x
  3. Step 3: Cross multiply
    61,174,007.10x = 91,761,010.65 × 42,998,724.90
  4. Step 4: Simplify right side
    61,174,007.10x = 3,945,606,453,485,320.50
  5. Step 5: Solve for x
    x = 3,945,606,453,485,320.50/61,174,007.10
  6. Step 6: Final answer
    x = 64,498,087.35

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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.