Home / 5,379,430.13-7,423,548.26-2,932,033.61

Finding the Fourth Proportional to 5,379,430.13, 7,423,548.26 and 2,932,033.61

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Solution

The fourth proportional to 5,379,430.13, 7,423,548.26 and 2,932,033.61 is: 4,046,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,430.13 : 7,423,548.26 = 2,932,033.61 : x
  2. Step 2: Convert to fraction form
    5,379,430.13/7,423,548.26 = 2,932,033.61/x
  3. Step 3: Cross multiply
    5,379,430.13x = 7,423,548.26 × 2,932,033.61
  4. Step 4: Simplify right side
    5,379,430.13x = 21,766,092,989,116.85
  5. Step 5: Solve for x
    x = 21,766,092,989,116.85/5,379,430.13
  6. Step 6: Final answer
    x = 4,046,170.78

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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.