Home / 57,489,325.74-86,247,581.13-18,627,713.55

Finding the Fourth Proportional to 57,489,325.74, 86,247,581.13 and 18,627,713.55

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Solution

The fourth proportional to 57,489,325.74, 86,247,581.13 and 18,627,713.55 is: 27,945,974.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,489,325.74 : 86,247,581.13 = 18,627,713.55 : x
  2. Step 2: Convert to fraction form
    57,489,325.74/86,247,581.13 = 18,627,713.55/x
  3. Step 3: Cross multiply
    57,489,325.74x = 86,247,581.13 × 18,627,713.55
  4. Step 4: Simplify right side
    57,489,325.74x = 1,606,595,235,670,025.25
  5. Step 5: Solve for x
    x = 1,606,595,235,670,025.25/57,489,325.74
  6. Step 6: Final answer
    x = 27,945,974.58

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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.