Home / 18,827,959.62-28,229,046.29-9,588,046.27

Finding the Fourth Proportional to 18,827,959.62, 28,229,046.29 and 9,588,046.27

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Solution

The fourth proportional to 18,827,959.62, 28,229,046.29 and 9,588,046.27 is: 14,375,503.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827,959.62 : 28,229,046.29 = 9,588,046.27 : x
  2. Step 2: Convert to fraction form
    18,827,959.62/28,229,046.29 = 9,588,046.27/x
  3. Step 3: Cross multiply
    18,827,959.62x = 28,229,046.29 × 9,588,046.27
  4. Step 4: Simplify right side
    18,827,959.62x = 270,661,401,931,402.16
  5. Step 5: Solve for x
    x = 270,661,401,931,402.16/18,827,959.62
  6. Step 6: Final answer
    x = 14,375,503.63

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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.