Home / 57,132,468.06-85,701,940.86-18,274,333.20

Finding the Fourth Proportional to 57,132,468.06, 85,701,940.86 and 18,274,333.20

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Solution

The fourth proportional to 57,132,468.06, 85,701,940.86 and 18,274,333.20 is: 27,412,535.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,132,468.06 : 85,701,940.86 = 18,274,333.20 : x
  2. Step 2: Convert to fraction form
    57,132,468.06/85,701,940.86 = 18,274,333.20/x
  3. Step 3: Cross multiply
    57,132,468.06x = 85,701,940.86 × 18,274,333.20
  4. Step 4: Simplify right side
    57,132,468.06x = 1,566,145,823,162,334.50
  5. Step 5: Solve for x
    x = 1,566,145,823,162,334.50/57,132,468.06
  6. Step 6: Final answer
    x = 27,412,535.75

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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.