Home / 7,186,327-9,917,139.90-3,967,063

Finding the Fourth Proportional to 7,186,327, 9,917,139.90 and 3,967,063

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Solution

The fourth proportional to 7,186,327, 9,917,139.90 and 3,967,063 is: 5,474,551.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,186,327 : 9,917,139.90 = 3,967,063 : x
  2. Step 2: Convert to fraction form
    7,186,327/9,917,139.90 = 3,967,063/x
  3. Step 3: Cross multiply
    7,186,327x = 9,917,139.90 × 3,967,063
  4. Step 4: Simplify right side
    7,186,327x = 39,341,918,763,113.70
  5. Step 5: Solve for x
    x = 39,341,918,763,113.70/7,186,327
  6. Step 6: Final answer
    x = 5,474,551.71

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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.