Home / 47,675,839.82-71,477,385.23-21,750,010.11

Finding the Fourth Proportional to 47,675,839.82, 71,477,385.23 and 21,750,010.11

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Solution

The fourth proportional to 47,675,839.82, 71,477,385.23 and 21,750,010.11 is: 32,608,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,675,839.82 : 71,477,385.23 = 21,750,010.11 : x
  2. Step 2: Convert to fraction form
    47,675,839.82/71,477,385.23 = 21,750,010.11/x
  3. Step 3: Cross multiply
    47,675,839.82x = 71,477,385.23 × 21,750,010.11
  4. Step 4: Simplify right side
    47,675,839.82x = 1,554,633,851,443,239.75
  5. Step 5: Solve for x
    x = 1,554,633,851,443,239.75/47,675,839.82
  6. Step 6: Final answer
    x = 32,608,420.90

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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.