Home / 8,290,614.01-12,437,397.47-2,825,405.80

Finding the Fourth Proportional to 8,290,614.01, 12,437,397.47 and 2,825,405.80

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Solution

The fourth proportional to 8,290,614.01, 12,437,397.47 and 2,825,405.80 is: 4,238,611.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290,614.01 : 12,437,397.47 = 2,825,405.80 : x
  2. Step 2: Convert to fraction form
    8,290,614.01/12,437,397.47 = 2,825,405.80/x
  3. Step 3: Cross multiply
    8,290,614.01x = 12,437,397.47 × 2,825,405.80
  4. Step 4: Simplify right side
    8,290,614.01x = 35,140,694,978,680.80
  5. Step 5: Solve for x
    x = 35,140,694,978,680.80/8,290,614.01
  6. Step 6: Final answer
    x = 4,238,611.87

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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.