Home / 17,218,814.35-23,762,414.01-9,378,623.92

Finding the Fourth Proportional to 17,218,814.35, 23,762,414.01 and 9,378,623.92

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Solution

The fourth proportional to 17,218,814.35, 23,762,414.01 and 9,378,623.92 is: 12,942,746.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218,814.35 : 23,762,414.01 = 9,378,623.92 : x
  2. Step 2: Convert to fraction form
    17,218,814.35/23,762,414.01 = 9,378,623.92/x
  3. Step 3: Cross multiply
    17,218,814.35x = 23,762,414.01 × 9,378,623.92
  4. Step 4: Simplify right side
    17,218,814.35x = 222,858,744,431,129.12
  5. Step 5: Solve for x
    x = 222,858,744,431,129.12/17,218,814.35
  6. Step 6: Final answer
    x = 12,942,746.23

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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.