Home / 11,486,178.47-17,218,839.51-5,730,672.44

Finding the Fourth Proportional to 11,486,178.47, 17,218,839.51 and 5,730,672.44

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Solution

The fourth proportional to 11,486,178.47, 17,218,839.51 and 5,730,672.44 is: 8,590,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,486,178.47 : 17,218,839.51 = 5,730,672.44 : x
  2. Step 2: Convert to fraction form
    11,486,178.47/17,218,839.51 = 5,730,672.44/x
  3. Step 3: Cross multiply
    11,486,178.47x = 17,218,839.51 × 5,730,672.44
  4. Step 4: Simplify right side
    11,486,178.47x = 98,675,528,942,645.91
  5. Step 5: Solve for x
    x = 98,675,528,942,645.91/11,486,178.47
  6. Step 6: Final answer
    x = 8,590,805.83

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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.