Home / 15,239,998.93-21,025,769.19-9,040,296.80

Finding the Fourth Proportional to 15,239,998.93, 21,025,769.19 and 9,040,296.80

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Solution

The fourth proportional to 15,239,998.93, 21,025,769.19 and 9,040,296.80 is: 12,472,388.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,239,998.93 : 21,025,769.19 = 9,040,296.80 : x
  2. Step 2: Convert to fraction form
    15,239,998.93/21,025,769.19 = 9,040,296.80/x
  3. Step 3: Cross multiply
    15,239,998.93x = 21,025,769.19 × 9,040,296.80
  4. Step 4: Simplify right side
    15,239,998.93x = 190,079,193,925,895.62
  5. Step 5: Solve for x
    x = 190,079,193,925,895.62/15,239,998.93
  6. Step 6: Final answer
    x = 12,472,388.93

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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.