Home / 57,498,082.80-86,247,124.20-38,266,479.60

Finding the Fourth Proportional to 57,498,082.80, 86,247,124.20 and 38,266,479.60

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Solution

The fourth proportional to 57,498,082.80, 86,247,124.20 and 38,266,479.60 is: 57,399,719.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,498,082.80 : 86,247,124.20 = 38,266,479.60 : x
  2. Step 2: Convert to fraction form
    57,498,082.80/86,247,124.20 = 38,266,479.60/x
  3. Step 3: Cross multiply
    57,498,082.80x = 86,247,124.20 × 38,266,479.60
  4. Step 4: Simplify right side
    57,498,082.80x = 3,300,373,818,757,966.50
  5. Step 5: Solve for x
    x = 3,300,373,818,757,966.50/57,498,082.80
  6. Step 6: Final answer
    x = 57,399,719.40

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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.