Home / 15,882,742.20-23,776,874.10-9,489,703.80

Finding the Fourth Proportional to 15,882,742.20, 23,776,874.10 and 9,489,703.80

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Solution

The fourth proportional to 15,882,742.20, 23,776,874.10 and 9,489,703.80 is: 14,206,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,882,742.20 : 23,776,874.10 = 9,489,703.80 : x
  2. Step 2: Convert to fraction form
    15,882,742.20/23,776,874.10 = 9,489,703.80/x
  3. Step 3: Cross multiply
    15,882,742.20x = 23,776,874.10 × 9,489,703.80
  4. Step 4: Simplify right side
    15,882,742.20x = 225,635,492,498,891.62
  5. Step 5: Solve for x
    x = 225,635,492,498,891.62/15,882,742.20
  6. Step 6: Final answer
    x = 14,206,330.98

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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.