Home / 8,215,781.40-12,323,672.10-2,232,149.40

Finding the Fourth Proportional to 8,215,781.40, 12,323,672.10 and 2,232,149.40

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Solution

The fourth proportional to 8,215,781.40, 12,323,672.10 and 2,232,149.40 is: 3,348,224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,215,781.40 : 12,323,672.10 = 2,232,149.40 : x
  2. Step 2: Convert to fraction form
    8,215,781.40/12,323,672.10 = 2,232,149.40/x
  3. Step 3: Cross multiply
    8,215,781.40x = 12,323,672.10 × 2,232,149.40
  4. Step 4: Simplify right side
    8,215,781.40x = 27,508,277,283,811.74
  5. Step 5: Solve for x
    x = 27,508,277,283,811.74/8,215,781.40
  6. Step 6: Final answer
    x = 3,348,224.10

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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.