Home / 11,443,178.88-15,791,593.14-6,286,872.51

Finding the Fourth Proportional to 11,443,178.88, 15,791,593.14 and 6,286,872.51

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Solution

The fourth proportional to 11,443,178.88, 15,791,593.14 and 6,286,872.51 is: 8,675,887.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,443,178.88 : 15,791,593.14 = 6,286,872.51 : x
  2. Step 2: Convert to fraction form
    11,443,178.88/15,791,593.14 = 6,286,872.51/x
  3. Step 3: Cross multiply
    11,443,178.88x = 15,791,593.14 × 6,286,872.51
  4. Step 4: Simplify right side
    11,443,178.88x = 99,279,732,800,970.58
  5. Step 5: Solve for x
    x = 99,279,732,800,970.58/11,443,178.88
  6. Step 6: Final answer
    x = 8,675,887.52

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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.