Home / 11,459,178-17,185,115.25-3,781,391.85

Finding the Fourth Proportional to 11,459,178, 17,185,115.25 and 3,781,391.85

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Solution

The fourth proportional to 11,459,178, 17,185,115.25 and 3,781,391.85 is: 5,670,882.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459,178 : 17,185,115.25 = 3,781,391.85 : x
  2. Step 2: Convert to fraction form
    11,459,178/17,185,115.25 = 3,781,391.85/x
  3. Step 3: Cross multiply
    11,459,178x = 17,185,115.25 × 3,781,391.85
  4. Step 4: Simplify right side
    11,459,178x = 64,983,654,747,660.71
  5. Step 5: Solve for x
    x = 64,983,654,747,660.71/11,459,178
  6. Step 6: Final answer
    x = 5,670,882.74

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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.