Home / 8,815,787.20-12,166,090.88-4,895,609.28

Finding the Fourth Proportional to 8,815,787.20, 12,166,090.88 and 4,895,609.28

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Solution

The fourth proportional to 8,815,787.20, 12,166,090.88 and 4,895,609.28 is: 6,756,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,815,787.20 : 12,166,090.88 = 4,895,609.28 : x
  2. Step 2: Convert to fraction form
    8,815,787.20/12,166,090.88 = 4,895,609.28/x
  3. Step 3: Cross multiply
    8,815,787.20x = 12,166,090.88 × 4,895,609.28
  4. Step 4: Simplify right side
    8,815,787.20x = 59,560,427,413,451.38
  5. Step 5: Solve for x
    x = 59,560,427,413,451.38/8,815,787.20
  6. Step 6: Final answer
    x = 6,756,109.93

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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.