Home / 9,921,232.18-13,690,837.67-5,511,243.66

Finding the Fourth Proportional to 9,921,232.18, 13,690,837.67 and 5,511,243.66

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Solution

The fourth proportional to 9,921,232.18, 13,690,837.67 and 5,511,243.66 is: 7,605,259.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,921,232.18 : 13,690,837.67 = 5,511,243.66 : x
  2. Step 2: Convert to fraction form
    9,921,232.18/13,690,837.67 = 5,511,243.66/x
  3. Step 3: Cross multiply
    9,921,232.18x = 13,690,837.67 × 5,511,243.66
  4. Step 4: Simplify right side
    9,921,232.18x = 75,453,542,229,979.81
  5. Step 5: Solve for x
    x = 75,453,542,229,979.81/9,921,232.18
  6. Step 6: Final answer
    x = 7,605,259.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.