Home / 17,378,246.16-23,981,902.80-9,643,269.96

Finding the Fourth Proportional to 17,378,246.16, 23,981,902.80 and 9,643,269.96

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Solution

The fourth proportional to 17,378,246.16, 23,981,902.80 and 9,643,269.96 is: 13,307,669.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378,246.16 : 23,981,902.80 = 9,643,269.96 : x
  2. Step 2: Convert to fraction form
    17,378,246.16/23,981,902.80 = 9,643,269.96/x
  3. Step 3: Cross multiply
    17,378,246.16x = 23,981,902.80 × 9,643,269.96
  4. Step 4: Simplify right side
    17,378,246.16x = 231,263,962,854,879.91
  5. Step 5: Solve for x
    x = 231,263,962,854,879.91/17,378,246.16
  6. Step 6: Final answer
    x = 13,307,669.87

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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.