Home / 10,892,114.20-16,338,171.30-7,490,891.80

Finding the Fourth Proportional to 10,892,114.20, 16,338,171.30 and 7,490,891.80

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Solution

The fourth proportional to 10,892,114.20, 16,338,171.30 and 7,490,891.80 is: 11,236,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,892,114.20 : 16,338,171.30 = 7,490,891.80 : x
  2. Step 2: Convert to fraction form
    10,892,114.20/16,338,171.30 = 7,490,891.80/x
  3. Step 3: Cross multiply
    10,892,114.20x = 16,338,171.30 × 7,490,891.80
  4. Step 4: Simplify right side
    10,892,114.20x = 122,387,473,418,165.34
  5. Step 5: Solve for x
    x = 122,387,473,418,165.34/10,892,114.20
  6. Step 6: Final answer
    x = 11,236,337.70

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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.