Home / 6,142,151.15-9,213,229.80-2,098,678.61

Finding the Fourth Proportional to 6,142,151.15, 9,213,229.80 and 2,098,678.61

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Solution

The fourth proportional to 6,142,151.15, 9,213,229.80 and 2,098,678.61 is: 3,148,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,151.15 : 9,213,229.80 = 2,098,678.61 : x
  2. Step 2: Convert to fraction form
    6,142,151.15/9,213,229.80 = 2,098,678.61/x
  3. Step 3: Cross multiply
    6,142,151.15x = 9,213,229.80 × 2,098,678.61
  4. Step 4: Simplify right side
    6,142,151.15x = 19,335,608,310,274.58
  5. Step 5: Solve for x
    x = 19,335,608,310,274.58/6,142,151.15
  6. Step 6: Final answer
    x = 3,148,018.97

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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.