Home / 55,360,081.20-83,040,121.80-39,204,274.80

Finding the Fourth Proportional to 55,360,081.20, 83,040,121.80 and 39,204,274.80

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Solution

The fourth proportional to 55,360,081.20, 83,040,121.80 and 39,204,274.80 is: 58,806,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,360,081.20 : 83,040,121.80 = 39,204,274.80 : x
  2. Step 2: Convert to fraction form
    55,360,081.20/83,040,121.80 = 39,204,274.80/x
  3. Step 3: Cross multiply
    55,360,081.20x = 83,040,121.80 × 39,204,274.80
  4. Step 4: Simplify right side
    55,360,081.20x = 3,255,527,754,472,670.50
  5. Step 5: Solve for x
    x = 3,255,527,754,472,670.50/55,360,081.20
  6. Step 6: Final answer
    x = 58,806,412.20

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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.