Home / 18,444,407.78-27,676,186.45-7,522,610.06

Finding the Fourth Proportional to 18,444,407.78, 27,676,186.45 and 7,522,610.06

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Solution

The fourth proportional to 18,444,407.78, 27,676,186.45 and 7,522,610.06 is: 11,287,820.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,407.78 : 27,676,186.45 = 7,522,610.06 : x
  2. Step 2: Convert to fraction form
    18,444,407.78/27,676,186.45 = 7,522,610.06/x
  3. Step 3: Cross multiply
    18,444,407.78x = 27,676,186.45 × 7,522,610.06
  4. Step 4: Simplify right side
    18,444,407.78x = 208,197,158,661,589.62
  5. Step 5: Solve for x
    x = 208,197,158,661,589.62/18,444,407.78
  6. Step 6: Final answer
    x = 11,287,820.20

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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.