Home / 8,654,136.92-12,959,232.29-5,193,698.39

Finding the Fourth Proportional to 8,654,136.92, 12,959,232.29 and 5,193,698.39

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Solution

The fourth proportional to 8,654,136.92, 12,959,232.29 and 5,193,698.39 is: 7,777,360.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,654,136.92 : 12,959,232.29 = 5,193,698.39 : x
  2. Step 2: Convert to fraction form
    8,654,136.92/12,959,232.29 = 5,193,698.39/x
  3. Step 3: Cross multiply
    8,654,136.92x = 12,959,232.29 × 5,193,698.39
  4. Step 4: Simplify right side
    8,654,136.92x = 67,306,343,828,397.09
  5. Step 5: Solve for x
    x = 67,306,343,828,397.09/8,654,136.92
  6. Step 6: Final answer
    x = 7,777,360.63

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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.