Home / 10,056,983.93-13,880,100.27-5,647,204.61

Finding the Fourth Proportional to 10,056,983.93, 13,880,100.27 and 5,647,204.61

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Solution

The fourth proportional to 10,056,983.93, 13,880,100.27 and 5,647,204.61 is: 7,793,963.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056,983.93 : 13,880,100.27 = 5,647,204.61 : x
  2. Step 2: Convert to fraction form
    10,056,983.93/13,880,100.27 = 5,647,204.61/x
  3. Step 3: Cross multiply
    10,056,983.93x = 13,880,100.27 × 5,647,204.61
  4. Step 4: Simplify right side
    10,056,983.93x = 78,383,766,232,006.25
  5. Step 5: Solve for x
    x = 78,383,766,232,006.25/10,056,983.93
  6. Step 6: Final answer
    x = 7,793,963.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.