Home / 12,914,527.56-19,371,791.34-11,251,707.72

Finding the Fourth Proportional to 12,914,527.56, 19,371,791.34 and 11,251,707.72

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Solution

The fourth proportional to 12,914,527.56, 19,371,791.34 and 11,251,707.72 is: 16,877,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914,527.56 : 19,371,791.34 = 11,251,707.72 : x
  2. Step 2: Convert to fraction form
    12,914,527.56/19,371,791.34 = 11,251,707.72/x
  3. Step 3: Cross multiply
    12,914,527.56x = 19,371,791.34 × 11,251,707.72
  4. Step 4: Simplify right side
    12,914,527.56x = 217,965,734,170,507.16
  5. Step 5: Solve for x
    x = 217,965,734,170,507.16/12,914,527.56
  6. Step 6: Final answer
    x = 16,877,561.58

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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.