Home / 12,263,201.89-18,404,250.68-9,872,902.69

Finding the Fourth Proportional to 12,263,201.89, 18,404,250.68 and 9,872,902.69

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Solution

The fourth proportional to 12,263,201.89, 18,404,250.68 and 9,872,902.69 is: 14,816,960.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263,201.89 : 18,404,250.68 = 9,872,902.69 : x
  2. Step 2: Convert to fraction form
    12,263,201.89/18,404,250.68 = 9,872,902.69/x
  3. Step 3: Cross multiply
    12,263,201.89x = 18,404,250.68 × 9,872,902.69
  4. Step 4: Simplify right side
    12,263,201.89x = 181,703,376,046,006.31
  5. Step 5: Solve for x
    x = 181,703,376,046,006.31/12,263,201.89
  6. Step 6: Final answer
    x = 14,816,960.34

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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.