Home / 12,098,265.71-16,701,778.40-8,198,623.58

Finding the Fourth Proportional to 12,098,265.71, 16,701,778.40 and 8,198,623.58

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Solution

The fourth proportional to 12,098,265.71, 16,701,778.40 and 8,198,623.58 is: 11,318,282.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,265.71 : 16,701,778.40 = 8,198,623.58 : x
  2. Step 2: Convert to fraction form
    12,098,265.71/16,701,778.40 = 8,198,623.58/x
  3. Step 3: Cross multiply
    12,098,265.71x = 16,701,778.40 × 8,198,623.58
  4. Step 4: Simplify right side
    12,098,265.71x = 136,931,594,093,672.66
  5. Step 5: Solve for x
    x = 136,931,594,093,672.66/12,098,265.71
  6. Step 6: Final answer
    x = 11,318,282.92

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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.