Home / 8,910,691.28-12,294,646.42-5,043,212.44

Finding the Fourth Proportional to 8,910,691.28, 12,294,646.42 and 5,043,212.44

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Solution

The fourth proportional to 8,910,691.28, 12,294,646.42 and 5,043,212.44 is: 6,958,440.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910,691.28 : 12,294,646.42 = 5,043,212.44 : x
  2. Step 2: Convert to fraction form
    8,910,691.28/12,294,646.42 = 5,043,212.44/x
  3. Step 3: Cross multiply
    8,910,691.28x = 12,294,646.42 × 5,043,212.44
  4. Step 4: Simplify right side
    8,910,691.28x = 62,004,513,757,248.98
  5. Step 5: Solve for x
    x = 62,004,513,757,248.98/8,910,691.28
  6. Step 6: Final answer
    x = 6,958,440.35

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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.