Home / 40,686,909-56,147,957.10-22,353,375.48

Finding the Fourth Proportional to 40,686,909, 56,147,957.10 and 22,353,375.48

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Solution

The fourth proportional to 40,686,909, 56,147,957.10 and 22,353,375.48 is: 30,847,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,686,909 : 56,147,957.10 = 22,353,375.48 : x
  2. Step 2: Convert to fraction form
    40,686,909/56,147,957.10 = 22,353,375.48/x
  3. Step 3: Cross multiply
    40,686,909x = 56,147,957.10 × 22,353,375.48
  4. Step 4: Simplify right side
    40,686,909x = 1,255,096,367,491,232
  5. Step 5: Solve for x
    x = 1,255,096,367,491,232/40,686,909
  6. Step 6: Final answer
    x = 30,847,670.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.