Home / 11,575,049.40-15,972,789.58-6,418,220.04

Finding the Fourth Proportional to 11,575,049.40, 15,972,789.58 and 6,418,220.04

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Solution

The fourth proportional to 11,575,049.40, 15,972,789.58 and 6,418,220.04 is: 8,856,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,575,049.40 : 15,972,789.58 = 6,418,220.04 : x
  2. Step 2: Convert to fraction form
    11,575,049.40/15,972,789.58 = 6,418,220.04/x
  3. Step 3: Cross multiply
    11,575,049.40x = 15,972,789.58 × 6,418,220.04
  4. Step 4: Simplify right side
    11,575,049.40x = 102,516,878,177,059.19
  5. Step 5: Solve for x
    x = 102,516,878,177,059.19/11,575,049.40
  6. Step 6: Final answer
    x = 8,856,711.94

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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.