Home / 18,885,156.78-26,061,517.62-10,736,394.78

Finding the Fourth Proportional to 18,885,156.78, 26,061,517.62 and 10,736,394.78

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Solution

The fourth proportional to 18,885,156.78, 26,061,517.62 and 10,736,394.78 is: 14,816,225.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,885,156.78 : 26,061,517.62 = 10,736,394.78 : x
  2. Step 2: Convert to fraction form
    18,885,156.78/26,061,517.62 = 10,736,394.78/x
  3. Step 3: Cross multiply
    18,885,156.78x = 26,061,517.62 × 10,736,394.78
  4. Step 4: Simplify right side
    18,885,156.78x = 279,806,741,734,246.03
  5. Step 5: Solve for x
    x = 279,806,741,734,246.03/18,885,156.78
  6. Step 6: Final answer
    x = 14,816,225.51

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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.