Home / 14,482,380.89-19,982,240.12-8,202,962.61

Finding the Fourth Proportional to 14,482,380.89, 19,982,240.12 and 8,202,962.61

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Solution

The fourth proportional to 14,482,380.89, 19,982,240.12 and 8,202,962.61 is: 11,318,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482,380.89 : 19,982,240.12 = 8,202,962.61 : x
  2. Step 2: Convert to fraction form
    14,482,380.89/19,982,240.12 = 8,202,962.61/x
  3. Step 3: Cross multiply
    14,482,380.89x = 19,982,240.12 × 8,202,962.61
  4. Step 4: Simplify right side
    14,482,380.89x = 163,913,568,588,909.31
  5. Step 5: Solve for x
    x = 163,913,568,588,909.31/14,482,380.89
  6. Step 6: Final answer
    x = 11,318,136.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.