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Finding the Fourth Proportional to 22,899,429.80, 34,364,891.10 and 9,436,257.80

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Solution

The fourth proportional to 22,899,429.80, 34,364,891.10 and 9,436,257.80 is: 14,160,875.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,899,429.80 : 34,364,891.10 = 9,436,257.80 : x
  2. Step 2: Convert to fraction form
    22,899,429.80/34,364,891.10 = 9,436,257.80/x
  3. Step 3: Cross multiply
    22,899,429.80x = 34,364,891.10 × 9,436,257.80
  4. Step 4: Simplify right side
    22,899,429.80x = 324,275,971,688,525.62
  5. Step 5: Solve for x
    x = 324,275,971,688,525.62/22,899,429.80
  6. Step 6: Final answer
    x = 14,160,875.38

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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.