Home / 48,468,538.40-72,576,836.40-38,306,861.60

Finding the Fourth Proportional to 48,468,538.40, 72,576,836.40 and 38,306,861.60

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Solution

The fourth proportional to 48,468,538.40, 72,576,836.40 and 38,306,861.60 is: 57,360,731.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,468,538.40 : 72,576,836.40 = 38,306,861.60 : x
  2. Step 2: Convert to fraction form
    48,468,538.40/72,576,836.40 = 38,306,861.60/x
  3. Step 3: Cross multiply
    48,468,538.40x = 72,576,836.40 × 38,306,861.60
  4. Step 4: Simplify right side
    48,468,538.40x = 2,780,190,827,340,642.50
  5. Step 5: Solve for x
    x = 2,780,190,827,340,642.50/48,468,538.40
  6. Step 6: Final answer
    x = 57,360,731.71

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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.