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Finding the Fourth Proportional to 17,250,512.70, 25,853,789.70 and 9,167,360.70

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Solution

The fourth proportional to 17,250,512.70, 25,853,789.70 and 9,167,360.70 is: 13,739,360.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,250,512.70 : 25,853,789.70 = 9,167,360.70 : x
  2. Step 2: Convert to fraction form
    17,250,512.70/25,853,789.70 = 9,167,360.70/x
  3. Step 3: Cross multiply
    17,250,512.70x = 25,853,789.70 × 9,167,360.70
  4. Step 4: Simplify right side
    17,250,512.70x = 237,011,015,641,844.75
  5. Step 5: Solve for x
    x = 237,011,015,641,844.75/17,250,512.70
  6. Step 6: Final answer
    x = 13,739,360.67

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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.