Home / 5,121,939.10-7,682,908.65-4,732,215.70

Finding the Fourth Proportional to 5,121,939.10, 7,682,908.65 and 4,732,215.70

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Solution

The fourth proportional to 5,121,939.10, 7,682,908.65 and 4,732,215.70 is: 7,098,323.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,939.10 : 7,682,908.65 = 4,732,215.70 : x
  2. Step 2: Convert to fraction form
    5,121,939.10/7,682,908.65 = 4,732,215.70/x
  3. Step 3: Cross multiply
    5,121,939.10x = 7,682,908.65 × 4,732,215.70
  4. Step 4: Simplify right side
    5,121,939.10x = 36,357,180,935,195.80
  5. Step 5: Solve for x
    x = 36,357,180,935,195.80/5,121,939.10
  6. Step 6: Final answer
    x = 7,098,323.55

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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.