Home / 15,747,694.43-21,731,818.13-8,504,350.43

Finding the Fourth Proportional to 15,747,694.43, 21,731,818.13 and 8,504,350.43

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Solution

The fourth proportional to 15,747,694.43, 21,731,818.13 and 8,504,350.43 is: 11,736,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,747,694.43 : 21,731,818.13 = 8,504,350.43 : x
  2. Step 2: Convert to fraction form
    15,747,694.43/21,731,818.13 = 8,504,350.43/x
  3. Step 3: Cross multiply
    15,747,694.43x = 21,731,818.13 × 8,504,350.43
  4. Step 4: Simplify right side
    15,747,694.43x = 184,814,996,707,366.47
  5. Step 5: Solve for x
    x = 184,814,996,707,366.47/15,747,694.43
  6. Step 6: Final answer
    x = 11,736,003.49

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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.