Home / 60,345,418.20-90,576,585.84-57,068,198.70

Finding the Fourth Proportional to 60,345,418.20, 90,576,585.84 and 57,068,198.70

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Solution

The fourth proportional to 60,345,418.20, 90,576,585.84 and 57,068,198.70 is: 85,657,581.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,345,418.20 : 90,576,585.84 = 57,068,198.70 : x
  2. Step 2: Convert to fraction form
    60,345,418.20/90,576,585.84 = 57,068,198.70/x
  3. Step 3: Cross multiply
    60,345,418.20x = 90,576,585.84 × 57,068,198.70
  4. Step 4: Simplify right side
    60,345,418.20x = 5,169,042,598,284,727
  5. Step 5: Solve for x
    x = 5,169,042,598,284,727/60,345,418.20
  6. Step 6: Final answer
    x = 85,657,581.84

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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.