Home / 8,419,781.71-12,627,741.98-2,354,941.94

Finding the Fourth Proportional to 8,419,781.71, 12,627,741.98 and 2,354,941.94

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Solution

The fourth proportional to 8,419,781.71, 12,627,741.98 and 2,354,941.94 is: 3,531,872.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,419,781.71 : 12,627,741.98 = 2,354,941.94 : x
  2. Step 2: Convert to fraction form
    8,419,781.71/12,627,741.98 = 2,354,941.94/x
  3. Step 3: Cross multiply
    8,419,781.71x = 12,627,741.98 × 2,354,941.94
  4. Step 4: Simplify right side
    8,419,781.71x = 29,737,599,209,980.33
  5. Step 5: Solve for x
    x = 29,737,599,209,980.33/8,419,781.71
  6. Step 6: Final answer
    x = 3,531,872.95

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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.