Home / 48,356,122.60-72,471,198.30-19,578,701.80

Finding the Fourth Proportional to 48,356,122.60, 72,471,198.30 and 19,578,701.80

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Solution

The fourth proportional to 48,356,122.60, 72,471,198.30 and 19,578,701.80 is: 29,342,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,356,122.60 : 72,471,198.30 = 19,578,701.80 : x
  2. Step 2: Convert to fraction form
    48,356,122.60/72,471,198.30 = 19,578,701.80/x
  3. Step 3: Cross multiply
    48,356,122.60x = 72,471,198.30 × 19,578,701.80
  4. Step 4: Simplify right side
    48,356,122.60x = 1,418,891,980,604,367
  5. Step 5: Solve for x
    x = 1,418,891,980,604,367/48,356,122.60
  6. Step 6: Final answer
    x = 29,342,550.73

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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.