Home / 11,337,949.05-15,646,369.14-6,443,180.61

Finding the Fourth Proportional to 11,337,949.05, 15,646,369.14 and 6,443,180.61

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Solution

The fourth proportional to 11,337,949.05, 15,646,369.14 and 6,443,180.61 is: 8,891,588.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,337,949.05 : 15,646,369.14 = 6,443,180.61 : x
  2. Step 2: Convert to fraction form
    11,337,949.05/15,646,369.14 = 6,443,180.61/x
  3. Step 3: Cross multiply
    11,337,949.05x = 15,646,369.14 × 6,443,180.61
  4. Step 4: Simplify right side
    11,337,949.05x = 100,812,382,259,750.39
  5. Step 5: Solve for x
    x = 100,812,382,259,750.39/11,337,949.05
  6. Step 6: Final answer
    x = 8,891,588.93

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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.