Home / 10,056,983.43-13,880,099.58-5,647,204.11

Finding the Fourth Proportional to 10,056,983.43, 13,880,099.58 and 5,647,204.11

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Solution

The fourth proportional to 10,056,983.43, 13,880,099.58 and 5,647,204.11 is: 7,793,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056,983.43 : 13,880,099.58 = 5,647,204.11 : x
  2. Step 2: Convert to fraction form
    10,056,983.43/13,880,099.58 = 5,647,204.11/x
  3. Step 3: Cross multiply
    10,056,983.43x = 13,880,099.58 × 5,647,204.11
  4. Step 4: Simplify right side
    10,056,983.43x = 78,383,755,395,385.28
  5. Step 5: Solve for x
    x = 78,383,755,395,385.28/10,056,983.43
  6. Step 6: Final answer
    x = 7,793,962.87

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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.