Home / 56,610,875.20-84,829,221.60-42,166,177.60

Finding the Fourth Proportional to 56,610,875.20, 84,829,221.60 and 42,166,177.60

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Solution

The fourth proportional to 56,610,875.20, 84,829,221.60 and 42,166,177.60 is: 63,184,397.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,610,875.20 : 84,829,221.60 = 42,166,177.60 : x
  2. Step 2: Convert to fraction form
    56,610,875.20/84,829,221.60 = 42,166,177.60/x
  3. Step 3: Cross multiply
    56,610,875.20x = 84,829,221.60 × 42,166,177.60
  4. Step 4: Simplify right side
    56,610,875.20x = 3,576,924,023,655,356
  5. Step 5: Solve for x
    x = 3,576,924,023,655,356/56,610,875.20
  6. Step 6: Final answer
    x = 63,184,397.19

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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.