Home / 12,452,805.30-18,679,207.95-4,374,902.10

Finding the Fourth Proportional to 12,452,805.30, 18,679,207.95 and 4,374,902.10

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Solution

The fourth proportional to 12,452,805.30, 18,679,207.95 and 4,374,902.10 is: 6,562,353.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,805.30 : 18,679,207.95 = 4,374,902.10 : x
  2. Step 2: Convert to fraction form
    12,452,805.30/18,679,207.95 = 4,374,902.10/x
  3. Step 3: Cross multiply
    12,452,805.30x = 18,679,207.95 × 4,374,902.10
  4. Step 4: Simplify right side
    12,452,805.30x = 81,719,706,086,791.69
  5. Step 5: Solve for x
    x = 81,719,706,086,791.69/12,452,805.30
  6. Step 6: Final answer
    x = 6,562,353.15

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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.