Home / 10,866,439.80-16,280,997.30-5,741,278.20

Finding the Fourth Proportional to 10,866,439.80, 16,280,997.30 and 5,741,278.20

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Solution

The fourth proportional to 10,866,439.80, 16,280,997.30 and 5,741,278.20 is: 8,602,057.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,439.80 : 16,280,997.30 = 5,741,278.20 : x
  2. Step 2: Convert to fraction form
    10,866,439.80/16,280,997.30 = 5,741,278.20/x
  3. Step 3: Cross multiply
    10,866,439.80x = 16,280,997.30 × 5,741,278.20
  4. Step 4: Simplify right side
    10,866,439.80x = 93,473,734,872,748.88
  5. Step 5: Solve for x
    x = 93,473,734,872,748.88/10,866,439.80
  6. Step 6: Final answer
    x = 8,602,057.03

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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.