Home / 10,858,337.20-16,287,505.80-10,186,490.80

Finding the Fourth Proportional to 10,858,337.20, 16,287,505.80 and 10,186,490.80

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Solution

The fourth proportional to 10,858,337.20, 16,287,505.80 and 10,186,490.80 is: 15,279,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,858,337.20 : 16,287,505.80 = 10,186,490.80 : x
  2. Step 2: Convert to fraction form
    10,858,337.20/16,287,505.80 = 10,186,490.80/x
  3. Step 3: Cross multiply
    10,858,337.20x = 16,287,505.80 × 10,186,490.80
  4. Step 4: Simplify right side
    10,858,337.20x = 165,912,527,986,646.66
  5. Step 5: Solve for x
    x = 165,912,527,986,646.66/10,858,337.20
  6. Step 6: Final answer
    x = 15,279,736.20

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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.