Home / 29,147,310.80-43,720,966.20-8,952,520.40

Finding the Fourth Proportional to 29,147,310.80, 43,720,966.20 and 8,952,520.40

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Solution

The fourth proportional to 29,147,310.80, 43,720,966.20 and 8,952,520.40 is: 13,428,780.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,147,310.80 : 43,720,966.20 = 8,952,520.40 : x
  2. Step 2: Convert to fraction form
    29,147,310.80/43,720,966.20 = 8,952,520.40/x
  3. Step 3: Cross multiply
    29,147,310.80x = 43,720,966.20 × 8,952,520.40
  4. Step 4: Simplify right side
    29,147,310.80x = 391,412,841,813,210.50
  5. Step 5: Solve for x
    x = 391,412,841,813,210.50/29,147,310.80
  6. Step 6: Final answer
    x = 13,428,780.60

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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.