Home / 11,988,816.26-17,978,490.72-4,799,010.02

Finding the Fourth Proportional to 11,988,816.26, 17,978,490.72 and 4,799,010.02

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Solution

The fourth proportional to 11,988,816.26, 17,978,490.72 and 4,799,010.02 is: 7,196,620.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988,816.26 : 17,978,490.72 = 4,799,010.02 : x
  2. Step 2: Convert to fraction form
    11,988,816.26/17,978,490.72 = 4,799,010.02/x
  3. Step 3: Cross multiply
    11,988,816.26x = 17,978,490.72 × 4,799,010.02
  4. Step 4: Simplify right side
    11,988,816.26x = 86,278,957,019,864.55
  5. Step 5: Solve for x
    x = 86,278,957,019,864.55/11,988,816.26
  6. Step 6: Final answer
    x = 7,196,620.18

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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.