Home / 10,126,086.92-13,974,042.51-5,479,872.15

Finding the Fourth Proportional to 10,126,086.92, 13,974,042.51 and 5,479,872.15

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Solution

The fourth proportional to 10,126,086.92, 13,974,042.51 and 5,479,872.15 is: 7,562,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126,086.92 : 13,974,042.51 = 5,479,872.15 : x
  2. Step 2: Convert to fraction form
    10,126,086.92/13,974,042.51 = 5,479,872.15/x
  3. Step 3: Cross multiply
    10,126,086.92x = 13,974,042.51 × 5,479,872.15
  4. Step 4: Simplify right side
    10,126,086.92x = 76,575,966,373,465.09
  5. Step 5: Solve for x
    x = 76,575,966,373,465.09/10,126,086.92
  6. Step 6: Final answer
    x = 7,562,246.60

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.