Home / 6,780,691.86-9,359,810.19-4,489,590.66

Finding the Fourth Proportional to 6,780,691.86, 9,359,810.19 and 4,489,590.66

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Solution

The fourth proportional to 6,780,691.86, 9,359,810.19 and 4,489,590.66 is: 6,197,260.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780,691.86 : 9,359,810.19 = 4,489,590.66 : x
  2. Step 2: Convert to fraction form
    6,780,691.86/9,359,810.19 = 4,489,590.66/x
  3. Step 3: Cross multiply
    6,780,691.86x = 9,359,810.19 × 4,489,590.66
  4. Step 4: Simplify right side
    6,780,691.86x = 42,021,716,408,396.83
  5. Step 5: Solve for x
    x = 42,021,716,408,396.83/6,780,691.86
  6. Step 6: Final answer
    x = 6,197,260.88

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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.