Home / 12,115,614.67-18,146,721.46-10,014,458.06

Finding the Fourth Proportional to 12,115,614.67, 18,146,721.46 and 10,014,458.06

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Solution

The fourth proportional to 12,115,614.67, 18,146,721.46 and 10,014,458.06 is: 14,999,617.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,115,614.67 : 18,146,721.46 = 10,014,458.06 : x
  2. Step 2: Convert to fraction form
    12,115,614.67/18,146,721.46 = 10,014,458.06/x
  3. Step 3: Cross multiply
    12,115,614.67x = 18,146,721.46 × 10,014,458.06
  4. Step 4: Simplify right side
    12,115,614.67x = 181,729,580,987,672
  5. Step 5: Solve for x
    x = 181,729,580,987,672/12,115,614.67
  6. Step 6: Final answer
    x = 14,999,617.11

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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.