Home / 5,430,151.80-8,138,229.30-4,161,691.80

Finding the Fourth Proportional to 5,430,151.80, 8,138,229.30 and 4,161,691.80

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Solution

The fourth proportional to 5,430,151.80, 8,138,229.30 and 4,161,691.80 is: 6,237,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,151.80 : 8,138,229.30 = 4,161,691.80 : x
  2. Step 2: Convert to fraction form
    5,430,151.80/8,138,229.30 = 4,161,691.80/x
  3. Step 3: Cross multiply
    5,430,151.80x = 8,138,229.30 × 4,161,691.80
  4. Step 4: Simplify right side
    5,430,151.80x = 33,868,802,144,329.74
  5. Step 5: Solve for x
    x = 33,868,802,144,329.74/5,430,151.80
  6. Step 6: Final answer
    x = 6,237,174.10

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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.