Home / 12,822,834.10-19,234,251.15-8,045,259.70

Finding the Fourth Proportional to 12,822,834.10, 19,234,251.15 and 8,045,259.70

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Solution

The fourth proportional to 12,822,834.10, 19,234,251.15 and 8,045,259.70 is: 12,067,889.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,822,834.10 : 19,234,251.15 = 8,045,259.70 : x
  2. Step 2: Convert to fraction form
    12,822,834.10/19,234,251.15 = 8,045,259.70/x
  3. Step 3: Cross multiply
    12,822,834.10x = 19,234,251.15 × 8,045,259.70
  4. Step 4: Simplify right side
    12,822,834.10x = 154,744,545,636,773.66
  5. Step 5: Solve for x
    x = 154,744,545,636,773.66/12,822,834.10
  6. Step 6: Final answer
    x = 12,067,889.55

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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.