Home / 90,893,399.92-125,435,987.22-53,755,515.52

Finding the Fourth Proportional to 90,893,399.92, 125,435,987.22 and 53,755,515.52

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Solution

The fourth proportional to 90,893,399.92, 125,435,987.22 and 53,755,515.52 is: 74,184,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,893,399.92 : 125,435,987.22 = 53,755,515.52 : x
  2. Step 2: Convert to fraction form
    90,893,399.92/125,435,987.22 = 53,755,515.52/x
  3. Step 3: Cross multiply
    90,893,399.92x = 125,435,987.22 × 53,755,515.52
  4. Step 4: Simplify right side
    90,893,399.92x = 6,742,876,158,062,697
  5. Step 5: Solve for x
    x = 6,742,876,158,062,697/90,893,399.92
  6. Step 6: Final answer
    x = 74,184,442.04

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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.