Home / 29,169,154.80-43,753,732.20-8,971,772.40

Finding the Fourth Proportional to 29,169,154.80, 43,753,732.20 and 8,971,772.40

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Solution

The fourth proportional to 29,169,154.80, 43,753,732.20 and 8,971,772.40 is: 13,457,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,169,154.80 : 43,753,732.20 = 8,971,772.40 : x
  2. Step 2: Convert to fraction form
    29,169,154.80/43,753,732.20 = 8,971,772.40/x
  3. Step 3: Cross multiply
    29,169,154.80x = 43,753,732.20 × 8,971,772.40
  4. Step 4: Simplify right side
    29,169,154.80x = 392,548,526,948,951.31
  5. Step 5: Solve for x
    x = 392,548,526,948,951.31/29,169,154.80
  6. Step 6: Final answer
    x = 13,457,658.60

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1.5x scale

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.