Home / 17,486,145.60-26,231,186.70-5,355,512.70

Finding the Fourth Proportional to 17,486,145.60, 26,231,186.70 and 5,355,512.70

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Solution

The fourth proportional to 17,486,145.60, 26,231,186.70 and 5,355,512.70 is: 8,033,871.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486,145.60 : 26,231,186.70 = 5,355,512.70 : x
  2. Step 2: Convert to fraction form
    17,486,145.60/26,231,186.70 = 5,355,512.70/x
  3. Step 3: Cross multiply
    17,486,145.60x = 26,231,186.70 × 5,355,512.70
  4. Step 4: Simplify right side
    17,486,145.60x = 140,481,453,507,921.09
  5. Step 5: Solve for x
    x = 140,481,453,507,921.09/17,486,145.60
  6. Step 6: Final answer
    x = 8,033,871.88

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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.