Home / 10,515,922.88-14,512,017.31-5,687,026.88

Finding the Fourth Proportional to 10,515,922.88, 14,512,017.31 and 5,687,026.88

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Solution

The fourth proportional to 10,515,922.88, 14,512,017.31 and 5,687,026.88 is: 7,848,120.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,515,922.88 : 14,512,017.31 = 5,687,026.88 : x
  2. Step 2: Convert to fraction form
    10,515,922.88/14,512,017.31 = 5,687,026.88/x
  3. Step 3: Cross multiply
    10,515,922.88x = 14,512,017.31 × 5,687,026.88
  4. Step 4: Simplify right side
    10,515,922.88x = 82,530,232,438,217.64
  5. Step 5: Solve for x
    x = 82,530,232,438,217.64/10,515,922.88
  6. Step 6: Final answer
    x = 7,848,120.74

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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.