Home / 48,588,443.10-72,826,677.45-19,815,687.90

Finding the Fourth Proportional to 48,588,443.10, 72,826,677.45 and 19,815,687.90

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Solution

The fourth proportional to 48,588,443.10, 72,826,677.45 and 19,815,687.90 is: 29,700,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,588,443.10 : 72,826,677.45 = 19,815,687.90 : x
  2. Step 2: Convert to fraction form
    48,588,443.10/72,826,677.45 = 19,815,687.90/x
  3. Step 3: Cross multiply
    48,588,443.10x = 72,826,677.45 × 19,815,687.90
  4. Step 4: Simplify right side
    48,588,443.10x = 1,443,110,711,143,167.75
  5. Step 5: Solve for x
    x = 1,443,110,711,143,167.75/48,588,443.10
  6. Step 6: Final answer
    x = 29,700,698.75

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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.