Home / 16,128,428.80-24,192,643.20-10,156,460.80

Finding the Fourth Proportional to 16,128,428.80, 24,192,643.20 and 10,156,460.80

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Solution

The fourth proportional to 16,128,428.80, 24,192,643.20 and 10,156,460.80 is: 15,234,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,428.80 : 24,192,643.20 = 10,156,460.80 : x
  2. Step 2: Convert to fraction form
    16,128,428.80/24,192,643.20 = 10,156,460.80/x
  3. Step 3: Cross multiply
    16,128,428.80x = 24,192,643.20 × 10,156,460.80
  4. Step 4: Simplify right side
    16,128,428.80x = 245,711,632,309,186.56
  5. Step 5: Solve for x
    x = 245,711,632,309,186.56/16,128,428.80
  6. Step 6: Final answer
    x = 15,234,691.20

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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.