Home / 10,368,934.85-15,553,402.28-8,227,424.45

Finding the Fourth Proportional to 10,368,934.85, 15,553,402.28 and 8,227,424.45

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Solution

The fourth proportional to 10,368,934.85, 15,553,402.28 and 8,227,424.45 is: 12,341,136.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,934.85 : 15,553,402.28 = 8,227,424.45 : x
  2. Step 2: Convert to fraction form
    10,368,934.85/15,553,402.28 = 8,227,424.45/x
  3. Step 3: Cross multiply
    10,368,934.85x = 15,553,402.28 × 8,227,424.45
  4. Step 4: Simplify right side
    10,368,934.85x = 127,964,442,199,157.75
  5. Step 5: Solve for x
    x = 127,964,442,199,157.75/10,368,934.85
  6. Step 6: Final answer
    x = 12,341,136.68

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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.