Home / 74,887,987.90-112,344,423.45-29,451,264.70

Finding the Fourth Proportional to 74,887,987.90, 112,344,423.45 and 29,451,264.70

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Solution

The fourth proportional to 74,887,987.90, 112,344,423.45 and 29,451,264.70 is: 44,181,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,887,987.90 : 112,344,423.45 = 29,451,264.70 : x
  2. Step 2: Convert to fraction form
    74,887,987.90/112,344,423.45 = 29,451,264.70/x
  3. Step 3: Cross multiply
    74,887,987.90x = 112,344,423.45 × 29,451,264.70
  4. Step 4: Simplify right side
    74,887,987.90x = 3,308,685,352,594,837
  5. Step 5: Solve for x
    x = 3,308,685,352,594,837/74,887,987.90
  6. Step 6: Final answer
    x = 44,181,789.97

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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.