Home / 9,671,480.56-13,346,753.36-5,541,428.78

Finding the Fourth Proportional to 9,671,480.56, 13,346,753.36 and 5,541,428.78

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Solution

The fourth proportional to 9,671,480.56, 13,346,753.36 and 5,541,428.78 is: 7,647,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,671,480.56 : 13,346,753.36 = 5,541,428.78 : x
  2. Step 2: Convert to fraction form
    9,671,480.56/13,346,753.36 = 5,541,428.78/x
  3. Step 3: Cross multiply
    9,671,480.56x = 13,346,753.36 × 5,541,428.78
  4. Step 4: Simplify right side
    9,671,480.56x = 73,960,083,188,665.70
  5. Step 5: Solve for x
    x = 73,960,083,188,665.70/9,671,480.56
  6. Step 6: Final answer
    x = 7,647,234.85

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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.