Home / 15,693,988.55-23,540,982.83-8,123,274.95

Finding the Fourth Proportional to 15,693,988.55, 23,540,982.83 and 8,123,274.95

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Solution

The fourth proportional to 15,693,988.55, 23,540,982.83 and 8,123,274.95 is: 12,184,912.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,693,988.55 : 23,540,982.83 = 8,123,274.95 : x
  2. Step 2: Convert to fraction form
    15,693,988.55/23,540,982.83 = 8,123,274.95/x
  3. Step 3: Cross multiply
    15,693,988.55x = 23,540,982.83 × 8,123,274.95
  4. Step 4: Simplify right side
    15,693,988.55x = 191,229,876,121,319.09
  5. Step 5: Solve for x
    x = 191,229,876,121,319.09/15,693,988.55
  6. Step 6: Final answer
    x = 12,184,912.43

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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.