Home / 55,158,256.85-82,679,910.91-30,861,561.65

Finding the Fourth Proportional to 55,158,256.85, 82,679,910.91 and 30,861,561.65

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Solution

The fourth proportional to 55,158,256.85, 82,679,910.91 and 30,861,561.65 is: 46,260,185.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,158,256.85 : 82,679,910.91 = 30,861,561.65 : x
  2. Step 2: Convert to fraction form
    55,158,256.85/82,679,910.91 = 30,861,561.65/x
  3. Step 3: Cross multiply
    55,158,256.85x = 82,679,910.91 × 30,861,561.65
  4. Step 4: Simplify right side
    55,158,256.85x = 2,551,631,167,274,919
  5. Step 5: Solve for x
    x = 2,551,631,167,274,919/55,158,256.85
  6. Step 6: Final answer
    x = 46,260,185.02

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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.