Home / 12,595,787.35-17,381,627.42-7,014,321.78

Finding the Fourth Proportional to 12,595,787.35, 17,381,627.42 and 7,014,321.78

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Solution

The fourth proportional to 12,595,787.35, 17,381,627.42 and 7,014,321.78 is: 9,679,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595,787.35 : 17,381,627.42 = 7,014,321.78 : x
  2. Step 2: Convert to fraction form
    12,595,787.35/17,381,627.42 = 7,014,321.78/x
  3. Step 3: Cross multiply
    12,595,787.35x = 17,381,627.42 × 7,014,321.78
  4. Step 4: Simplify right side
    12,595,787.35x = 121,920,327,727,868.34
  5. Step 5: Solve for x
    x = 121,920,327,727,868.34/12,595,787.35
  6. Step 6: Final answer
    x = 9,679,452.69

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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.