Home / 19,736,387.92-27,237,255.24-12,000,149.20

Finding the Fourth Proportional to 19,736,387.92, 27,237,255.24 and 12,000,149.20

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Solution

The fourth proportional to 19,736,387.92, 27,237,255.24 and 12,000,149.20 is: 16,560,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736,387.92 : 27,237,255.24 = 12,000,149.20 : x
  2. Step 2: Convert to fraction form
    19,736,387.92/27,237,255.24 = 12,000,149.20/x
  3. Step 3: Cross multiply
    19,736,387.92x = 27,237,255.24 × 12,000,149.20
  4. Step 4: Simplify right side
    19,736,387.92x = 326,851,126,678,481.75
  5. Step 5: Solve for x
    x = 326,851,126,678,481.75/19,736,387.92
  6. Step 6: Final answer
    x = 16,560,838.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.