Home / 7,896,507.20-11,844,760.80-2,847,817.72

Finding the Fourth Proportional to 7,896,507.20, 11,844,760.80 and 2,847,817.72

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Solution

The fourth proportional to 7,896,507.20, 11,844,760.80 and 2,847,817.72 is: 4,271,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896,507.20 : 11,844,760.80 = 2,847,817.72 : x
  2. Step 2: Convert to fraction form
    7,896,507.20/11,844,760.80 = 2,847,817.72/x
  3. Step 3: Cross multiply
    7,896,507.20x = 11,844,760.80 × 2,847,817.72
  4. Step 4: Simplify right side
    7,896,507.20x = 33,731,719,695,401.38
  5. Step 5: Solve for x
    x = 33,731,719,695,401.38/7,896,507.20
  6. Step 6: Final answer
    x = 4,271,726.58

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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.