Home / 17,253,057.70-25,857,607.20-9,169,905.70

Finding the Fourth Proportional to 17,253,057.70, 25,857,607.20 and 9,169,905.70

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Solution

The fourth proportional to 17,253,057.70, 25,857,607.20 and 9,169,905.70 is: 13,743,176.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,253,057.70 : 25,857,607.20 = 9,169,905.70 : x
  2. Step 2: Convert to fraction form
    17,253,057.70/25,857,607.20 = 9,169,905.70/x
  3. Step 3: Cross multiply
    17,253,057.70x = 25,857,607.20 × 9,169,905.70
  4. Step 4: Simplify right side
    17,253,057.70x = 237,111,819,651,641
  5. Step 5: Solve for x
    x = 237,111,819,651,641/17,253,057.70
  6. Step 6: Final answer
    x = 13,743,176.65

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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.