Home / 74,729,781.60-112,094,672.40-59,613,237.60

Finding the Fourth Proportional to 74,729,781.60, 112,094,672.40 and 59,613,237.60

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Solution

The fourth proportional to 74,729,781.60, 112,094,672.40 and 59,613,237.60 is: 89,419,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,729,781.60 : 112,094,672.40 = 59,613,237.60 : x
  2. Step 2: Convert to fraction form
    74,729,781.60/112,094,672.40 = 59,613,237.60/x
  3. Step 3: Cross multiply
    74,729,781.60x = 112,094,672.40 × 59,613,237.60
  4. Step 4: Simplify right side
    74,729,781.60x = 6,682,326,339,475,363
  5. Step 5: Solve for x
    x = 6,682,326,339,475,363/74,729,781.60
  6. Step 6: Final answer
    x = 89,419,856.40

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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.