Home / 16,618,785.40-24,930,122.10-5,260,382.20

Finding the Fourth Proportional to 16,618,785.40, 24,930,122.10 and 5,260,382.20

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Solution

The fourth proportional to 16,618,785.40, 24,930,122.10 and 5,260,382.20 is: 7,891,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618,785.40 : 24,930,122.10 = 5,260,382.20 : x
  2. Step 2: Convert to fraction form
    16,618,785.40/24,930,122.10 = 5,260,382.20/x
  3. Step 3: Cross multiply
    16,618,785.40x = 24,930,122.10 × 5,260,382.20
  4. Step 4: Simplify right side
    16,618,785.40x = 131,141,970,538,666.62
  5. Step 5: Solve for x
    x = 131,141,970,538,666.62/16,618,785.40
  6. Step 6: Final answer
    x = 7,891,188.64

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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.