Home / 8,546,491.53-12,820,791.17-2,787,685.35

Finding the Fourth Proportional to 8,546,491.53, 12,820,791.17 and 2,787,685.35

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Solution

The fourth proportional to 8,546,491.53, 12,820,791.17 and 2,787,685.35 is: 4,181,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546,491.53 : 12,820,791.17 = 2,787,685.35 : x
  2. Step 2: Convert to fraction form
    8,546,491.53/12,820,791.17 = 2,787,685.35/x
  3. Step 3: Cross multiply
    8,546,491.53x = 12,820,791.17 × 2,787,685.35
  4. Step 4: Simplify right side
    8,546,491.53x = 35,740,331,706,079.93
  5. Step 5: Solve for x
    x = 35,740,331,706,079.93/8,546,491.53
  6. Step 6: Final answer
    x = 4,181,871.78

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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.