Home / 57,131,245.16-85,685,708.91-18,259,270.01

Finding the Fourth Proportional to 57,131,245.16, 85,685,708.91 and 18,259,270.01

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Solution

The fourth proportional to 57,131,245.16, 85,685,708.91 and 18,259,270.01 is: 27,385,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,131,245.16 : 85,685,708.91 = 18,259,270.01 : x
  2. Step 2: Convert to fraction form
    57,131,245.16/85,685,708.91 = 18,259,270.01/x
  3. Step 3: Cross multiply
    57,131,245.16x = 85,685,708.91 × 18,259,270.01
  4. Step 4: Simplify right side
    57,131,245.16x = 1,564,558,494,985,952.75
  5. Step 5: Solve for x
    x = 1,564,558,494,985,952.75/57,131,245.16
  6. Step 6: Final answer
    x = 27,385,338.63

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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.