Home / 63,987,014.88-95,990,475.60-20,846,175.12

Finding the Fourth Proportional to 63,987,014.88, 95,990,475.60 and 20,846,175.12

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Solution

The fourth proportional to 63,987,014.88, 95,990,475.60 and 20,846,175.12 is: 31,272,505.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,987,014.88 : 95,990,475.60 = 20,846,175.12 : x
  2. Step 2: Convert to fraction form
    63,987,014.88/95,990,475.60 = 20,846,175.12/x
  3. Step 3: Cross multiply
    63,987,014.88x = 95,990,475.60 × 20,846,175.12
  4. Step 4: Simplify right side
    63,987,014.88x = 2,001,034,264,209,687
  5. Step 5: Solve for x
    x = 2,001,034,264,209,687/63,987,014.88
  6. Step 6: Final answer
    x = 31,272,505.34

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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.