Home / 17,237,108.70-25,855,663.05-12,135,275.10

Finding the Fourth Proportional to 17,237,108.70, 25,855,663.05 and 12,135,275.10

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Solution

The fourth proportional to 17,237,108.70, 25,855,663.05 and 12,135,275.10 is: 18,202,912.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,237,108.70 : 25,855,663.05 = 12,135,275.10 : x
  2. Step 2: Convert to fraction form
    17,237,108.70/25,855,663.05 = 12,135,275.10/x
  3. Step 3: Cross multiply
    17,237,108.70x = 25,855,663.05 × 12,135,275.10
  4. Step 4: Simplify right side
    17,237,108.70x = 313,765,584,004,655.06
  5. Step 5: Solve for x
    x = 313,765,584,004,655.06/17,237,108.70
  6. Step 6: Final answer
    x = 18,202,912.65

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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.