Home / 10,959,995.20-16,441,029.60-2,981,819.20

Finding the Fourth Proportional to 10,959,995.20, 16,441,029.60 and 2,981,819.20

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Solution

The fourth proportional to 10,959,995.20, 16,441,029.60 and 2,981,819.20 is: 4,473,010.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959,995.20 : 16,441,029.60 = 2,981,819.20 : x
  2. Step 2: Convert to fraction form
    10,959,995.20/16,441,029.60 = 2,981,819.20/x
  3. Step 3: Cross multiply
    10,959,995.20x = 16,441,029.60 × 2,981,819.20
  4. Step 4: Simplify right side
    10,959,995.20x = 49,024,177,729,048.32
  5. Step 5: Solve for x
    x = 49,024,177,729,048.32/10,959,995.20
  6. Step 6: Final answer
    x = 4,473,010.88

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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.