Home / 5,626,089.80-8,438,150.72-1,581,616.20

Finding the Fourth Proportional to 5,626,089.80, 8,438,150.72 and 1,581,616.20

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Solution

The fourth proportional to 5,626,089.80, 8,438,150.72 and 1,581,616.20 is: 2,372,147.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626,089.80 : 8,438,150.72 = 1,581,616.20 : x
  2. Step 2: Convert to fraction form
    5,626,089.80/8,438,150.72 = 1,581,616.20/x
  3. Step 3: Cross multiply
    5,626,089.80x = 8,438,150.72 × 1,581,616.20
  4. Step 4: Simplify right side
    5,626,089.80x = 13,345,915,876,793.66
  5. Step 5: Solve for x
    x = 13,345,915,876,793.66/5,626,089.80
  6. Step 6: Final answer
    x = 2,372,147.68

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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.