Home / 8,758,335.60-12,092,190.30-7,838,972.64

Finding the Fourth Proportional to 8,758,335.60, 12,092,190.30 and 7,838,972.64

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Solution

The fourth proportional to 8,758,335.60, 12,092,190.30 and 7,838,972.64 is: 10,822,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,335.60 : 12,092,190.30 = 7,838,972.64 : x
  2. Step 2: Convert to fraction form
    8,758,335.60/12,092,190.30 = 7,838,972.64/x
  3. Step 3: Cross multiply
    8,758,335.60x = 12,092,190.30 × 7,838,972.64
  4. Step 4: Simplify right side
    8,758,335.60x = 94,790,348,919,373.39
  5. Step 5: Solve for x
    x = 94,790,348,919,373.39/8,758,335.60
  6. Step 6: Final answer
    x = 10,822,872.43

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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.