Home / 21,914,809.70-32,872,214.55-9,947,545.70

Finding the Fourth Proportional to 21,914,809.70, 32,872,214.55 and 9,947,545.70

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Solution

The fourth proportional to 21,914,809.70, 32,872,214.55 and 9,947,545.70 is: 14,921,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,914,809.70 : 32,872,214.55 = 9,947,545.70 : x
  2. Step 2: Convert to fraction form
    21,914,809.70/32,872,214.55 = 9,947,545.70/x
  3. Step 3: Cross multiply
    21,914,809.70x = 32,872,214.55 × 9,947,545.70
  4. Step 4: Simplify right side
    21,914,809.70x = 326,997,856,496,329.94
  5. Step 5: Solve for x
    x = 326,997,856,496,329.94/21,914,809.70
  6. Step 6: Final answer
    x = 14,921,318.55

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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.