Home / 28,851,777-39,815,452.26-15,975,550.44

Finding the Fourth Proportional to 28,851,777, 39,815,452.26 and 15,975,550.44

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Solution

The fourth proportional to 28,851,777, 39,815,452.26 and 15,975,550.44 is: 22,046,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,851,777 : 39,815,452.26 = 15,975,550.44 : x
  2. Step 2: Convert to fraction form
    28,851,777/39,815,452.26 = 15,975,550.44/x
  3. Step 3: Cross multiply
    28,851,777x = 39,815,452.26 × 15,975,550.44
  4. Step 4: Simplify right side
    28,851,777x = 636,073,765,871,042
  5. Step 5: Solve for x
    x = 636,073,765,871,042/28,851,777
  6. Step 6: Final answer
    x = 22,046,259.61

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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.