Home / 18,445,082.70-27,667,624.05-17,185,370.70

Finding the Fourth Proportional to 18,445,082.70, 27,667,624.05 and 17,185,370.70

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Solution

The fourth proportional to 18,445,082.70, 27,667,624.05 and 17,185,370.70 is: 25,778,056.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,082.70 : 27,667,624.05 = 17,185,370.70 : x
  2. Step 2: Convert to fraction form
    18,445,082.70/27,667,624.05 = 17,185,370.70/x
  3. Step 3: Cross multiply
    18,445,082.70x = 27,667,624.05 × 17,185,370.70
  4. Step 4: Simplify right side
    18,445,082.70x = 475,478,375,687,485.31
  5. Step 5: Solve for x
    x = 475,478,375,687,485.31/18,445,082.70
  6. Step 6: Final answer
    x = 25,778,056.05

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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.