Home / 83,017,126.76-124,512,919.42-27,685,933.81

Finding the Fourth Proportional to 83,017,126.76, 124,512,919.42 and 27,685,933.81

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Solution

The fourth proportional to 83,017,126.76, 124,512,919.42 and 27,685,933.81 is: 41,524,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,017,126.76 : 124,512,919.42 = 27,685,933.81 : x
  2. Step 2: Convert to fraction form
    83,017,126.76/124,512,919.42 = 27,685,933.81/x
  3. Step 3: Cross multiply
    83,017,126.76x = 124,512,919.42 × 27,685,933.81
  4. Step 4: Simplify right side
    83,017,126.76x = 3,447,256,445,551,983.50
  5. Step 5: Solve for x
    x = 3,447,256,445,551,983.50/83,017,126.76
  6. Step 6: Final answer
    x = 41,524,641.72

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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.