Home / 10,541,611.38-15,812,307.27-5,425,474.62

Finding the Fourth Proportional to 10,541,611.38, 15,812,307.27 and 5,425,474.62

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Solution

The fourth proportional to 10,541,611.38, 15,812,307.27 and 5,425,474.62 is: 8,138,155.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,541,611.38 : 15,812,307.27 = 5,425,474.62 : x
  2. Step 2: Convert to fraction form
    10,541,611.38/15,812,307.27 = 5,425,474.62/x
  3. Step 3: Cross multiply
    10,541,611.38x = 15,812,307.27 × 5,425,474.62
  4. Step 4: Simplify right side
    10,541,611.38x = 85,789,271,777,026.48
  5. Step 5: Solve for x
    x = 85,789,271,777,026.48/10,541,611.38
  6. Step 6: Final answer
    x = 8,138,155.42

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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.