Home / 17,820,168.78-24,591,843-9,671,406.78

Finding the Fourth Proportional to 17,820,168.78, 24,591,843 and 9,671,406.78

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Solution

The fourth proportional to 17,820,168.78, 24,591,843 and 9,671,406.78 is: 13,346,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,820,168.78 : 24,591,843 = 9,671,406.78 : x
  2. Step 2: Convert to fraction form
    17,820,168.78/24,591,843 = 9,671,406.78/x
  3. Step 3: Cross multiply
    17,820,168.78x = 24,591,843 × 9,671,406.78
  4. Step 4: Simplify right side
    17,820,168.78x = 237,837,717,122,895.53
  5. Step 5: Solve for x
    x = 237,837,717,122,895.53/17,820,168.78
  6. Step 6: Final answer
    x = 13,346,546.83

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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.