Home / 5,177,644.08-7,145,156.70-2,885,755.56

Finding the Fourth Proportional to 5,177,644.08, 7,145,156.70 and 2,885,755.56

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Solution

The fourth proportional to 5,177,644.08, 7,145,156.70 and 2,885,755.56 is: 3,982,347.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,644.08 : 7,145,156.70 = 2,885,755.56 : x
  2. Step 2: Convert to fraction form
    5,177,644.08/7,145,156.70 = 2,885,755.56/x
  3. Step 3: Cross multiply
    5,177,644.08x = 7,145,156.70 × 2,885,755.56
  4. Step 4: Simplify right side
    5,177,644.08x = 20,619,175,681,310.64
  5. Step 5: Solve for x
    x = 20,619,175,681,310.64/5,177,644.08
  6. Step 6: Final answer
    x = 3,982,347.06

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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.