Home / 17,317,856.16-25,972,585.20-7,214,965.92

Finding the Fourth Proportional to 17,317,856.16, 25,972,585.20 and 7,214,965.92

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Solution

The fourth proportional to 17,317,856.16, 25,972,585.20 and 7,214,965.92 is: 10,820,699.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,317,856.16 : 25,972,585.20 = 7,214,965.92 : x
  2. Step 2: Convert to fraction form
    17,317,856.16/25,972,585.20 = 7,214,965.92/x
  3. Step 3: Cross multiply
    17,317,856.16x = 25,972,585.20 × 7,214,965.92
  4. Step 4: Simplify right side
    17,317,856.16x = 187,391,317,072,296.38
  5. Step 5: Solve for x
    x = 187,391,317,072,296.38/17,317,856.16
  6. Step 6: Final answer
    x = 10,820,699.48

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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.