Home / 8,061,772.61-11,125,080.13-4,390,753.69

Finding the Fourth Proportional to 8,061,772.61, 11,125,080.13 and 4,390,753.69

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Solution

The fourth proportional to 8,061,772.61, 11,125,080.13 and 4,390,753.69 is: 6,059,149.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061,772.61 : 11,125,080.13 = 4,390,753.69 : x
  2. Step 2: Convert to fraction form
    8,061,772.61/11,125,080.13 = 4,390,753.69/x
  3. Step 3: Cross multiply
    8,061,772.61x = 11,125,080.13 × 4,390,753.69
  4. Step 4: Simplify right side
    8,061,772.61x = 48,847,486,582,576.71
  5. Step 5: Solve for x
    x = 48,847,486,582,576.71/8,061,772.61
  6. Step 6: Final answer
    x = 6,059,149.64

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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.