Home / 7,220,902.32-10,814,136.12-4,181,847.12

Finding the Fourth Proportional to 7,220,902.32, 10,814,136.12 and 4,181,847.12

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Solution

The fourth proportional to 7,220,902.32, 10,814,136.12 and 4,181,847.12 is: 6,262,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,902.32 : 10,814,136.12 = 4,181,847.12 : x
  2. Step 2: Convert to fraction form
    7,220,902.32/10,814,136.12 = 4,181,847.12/x
  3. Step 3: Cross multiply
    7,220,902.32x = 10,814,136.12 × 4,181,847.12
  4. Step 4: Simplify right side
    7,220,902.32x = 45,223,063,988,709.97
  5. Step 5: Solve for x
    x = 45,223,063,988,709.97/7,220,902.32
  6. Step 6: Final answer
    x = 6,262,799.58

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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.