Home / 14,271,143.30-19,694,190.82-7,744,773.92

Finding the Fourth Proportional to 14,271,143.30, 19,694,190.82 and 7,744,773.92

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Solution

The fourth proportional to 14,271,143.30, 19,694,190.82 and 7,744,773.92 is: 10,687,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271,143.30 : 19,694,190.82 = 7,744,773.92 : x
  2. Step 2: Convert to fraction form
    14,271,143.30/19,694,190.82 = 7,744,773.92/x
  3. Step 3: Cross multiply
    14,271,143.30x = 19,694,190.82 × 7,744,773.92
  4. Step 4: Simplify right side
    14,271,143.30x = 152,527,055,438,239.41
  5. Step 5: Solve for x
    x = 152,527,055,438,239.41/14,271,143.30
  6. Step 6: Final answer
    x = 10,687,795.10

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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.