Home / 29,215,405.80-40,318,446.89-16,162,439.82

Finding the Fourth Proportional to 29,215,405.80, 40,318,446.89 and 16,162,439.82

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Solution

The fourth proportional to 29,215,405.80, 40,318,446.89 and 16,162,439.82 is: 22,304,823.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215,405.80 : 40,318,446.89 = 16,162,439.82 : x
  2. Step 2: Convert to fraction form
    29,215,405.80/40,318,446.89 = 16,162,439.82/x
  3. Step 3: Cross multiply
    29,215,405.80x = 40,318,446.89 × 16,162,439.82
  4. Step 4: Simplify right side
    29,215,405.80x = 651,644,471,495,491.12
  5. Step 5: Solve for x
    x = 651,644,471,495,491.12/29,215,405.80
  6. Step 6: Final answer
    x = 22,304,823.56

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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.