Home / 18,445,079.70-27,667,619.55-17,185,367.70

Finding the Fourth Proportional to 18,445,079.70, 27,667,619.55 and 17,185,367.70

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Solution

The fourth proportional to 18,445,079.70, 27,667,619.55 and 17,185,367.70 is: 25,778,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,079.70 : 27,667,619.55 = 17,185,367.70 : x
  2. Step 2: Convert to fraction form
    18,445,079.70/27,667,619.55 = 17,185,367.70/x
  3. Step 3: Cross multiply
    18,445,079.70x = 27,667,619.55 × 17,185,367.70
  4. Step 4: Simplify right side
    18,445,079.70x = 475,478,215,350,458.50
  5. Step 5: Solve for x
    x = 475,478,215,350,458.50/18,445,079.70
  6. Step 6: Final answer
    x = 25,778,051.55

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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.