Home / 65,253,374.96-90,024,171.10-37,361,178.47

Finding the Fourth Proportional to 65,253,374.96, 90,024,171.10 and 37,361,178.47

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Solution

The fourth proportional to 65,253,374.96, 90,024,171.10 and 37,361,178.47 is: 51,543,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253,374.96 : 90,024,171.10 = 37,361,178.47 : x
  2. Step 2: Convert to fraction form
    65,253,374.96/90,024,171.10 = 37,361,178.47/x
  3. Step 3: Cross multiply
    65,253,374.96x = 90,024,171.10 × 37,361,178.47
  4. Step 4: Simplify right side
    65,253,374.96x = 3,363,409,123,212,573
  5. Step 5: Solve for x
    x = 3,363,409,123,212,573/65,253,374.96
  6. Step 6: Final answer
    x = 51,543,833.95

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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.