Home / 63,693,115.20-95,539,672.80-38,120,961.60

Finding the Fourth Proportional to 63,693,115.20, 95,539,672.80 and 38,120,961.60

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Solution

The fourth proportional to 63,693,115.20, 95,539,672.80 and 38,120,961.60 is: 57,181,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,693,115.20 : 95,539,672.80 = 38,120,961.60 : x
  2. Step 2: Convert to fraction form
    63,693,115.20/95,539,672.80 = 38,120,961.60/x
  3. Step 3: Cross multiply
    63,693,115.20x = 95,539,672.80 × 38,120,961.60
  4. Step 4: Simplify right side
    63,693,115.20x = 3,642,064,198,085,364.50
  5. Step 5: Solve for x
    x = 3,642,064,198,085,364.50/63,693,115.20
  6. Step 6: Final answer
    x = 57,181,442.40

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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.