Home / 10,400,188.28-14,351,734.68-5,690,481.86

Finding the Fourth Proportional to 10,400,188.28, 14,351,734.68 and 5,690,481.86

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Solution

The fourth proportional to 10,400,188.28, 14,351,734.68 and 5,690,481.86 is: 7,852,577.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400,188.28 : 14,351,734.68 = 5,690,481.86 : x
  2. Step 2: Convert to fraction form
    10,400,188.28/14,351,734.68 = 5,690,481.86/x
  3. Step 3: Cross multiply
    10,400,188.28x = 14,351,734.68 × 5,690,481.86
  4. Step 4: Simplify right side
    10,400,188.28x = 81,668,285,856,072.91
  5. Step 5: Solve for x
    x = 81,668,285,856,072.91/10,400,188.28
  6. Step 6: Final answer
    x = 7,852,577.63

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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.