Home / 11,945,186.40-17,962,016.40-9,998,767.20

Finding the Fourth Proportional to 11,945,186.40, 17,962,016.40 and 9,998,767.20

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Solution

The fourth proportional to 11,945,186.40, 17,962,016.40 and 9,998,767.20 is: 15,035,179.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945,186.40 : 17,962,016.40 = 9,998,767.20 : x
  2. Step 2: Convert to fraction form
    11,945,186.40/17,962,016.40 = 9,998,767.20/x
  3. Step 3: Cross multiply
    11,945,186.40x = 17,962,016.40 × 9,998,767.20
  4. Step 4: Simplify right side
    11,945,186.40x = 179,598,020,426,182.06
  5. Step 5: Solve for x
    x = 179,598,020,426,182.06/11,945,186.40
  6. Step 6: Final answer
    x = 15,035,179.39

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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.