Home / 8,931,681.70-12,321,176.20-5,836,014.79

Finding the Fourth Proportional to 8,931,681.70, 12,321,176.20 and 5,836,014.79

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Solution

The fourth proportional to 8,931,681.70, 12,321,176.20 and 5,836,014.79 is: 8,050,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,681.70 : 12,321,176.20 = 5,836,014.79 : x
  2. Step 2: Convert to fraction form
    8,931,681.70/12,321,176.20 = 5,836,014.79/x
  3. Step 3: Cross multiply
    8,931,681.70x = 12,321,176.20 × 5,836,014.79
  4. Step 4: Simplify right side
    8,931,681.70x = 71,906,566,442,610.05
  5. Step 5: Solve for x
    x = 71,906,566,442,610.05/8,931,681.70
  6. Step 6: Final answer
    x = 8,050,730.97

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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.