Home / 57,260,327.60-85,890,491.40-50,989,761.20

Finding the Fourth Proportional to 57,260,327.60, 85,890,491.40 and 50,989,761.20

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Solution

The fourth proportional to 57,260,327.60, 85,890,491.40 and 50,989,761.20 is: 76,484,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,260,327.60 : 85,890,491.40 = 50,989,761.20 : x
  2. Step 2: Convert to fraction form
    57,260,327.60/85,890,491.40 = 50,989,761.20/x
  3. Step 3: Cross multiply
    57,260,327.60x = 85,890,491.40 × 50,989,761.20
  4. Step 4: Simplify right side
    57,260,327.60x = 4,379,535,645,836,654
  5. Step 5: Solve for x
    x = 4,379,535,645,836,654/57,260,327.60
  6. Step 6: Final answer
    x = 76,484,641.80

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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.