Home / 10,694,512.10-16,041,768.15-8,305,724.90

Finding the Fourth Proportional to 10,694,512.10, 16,041,768.15 and 8,305,724.90

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Solution

The fourth proportional to 10,694,512.10, 16,041,768.15 and 8,305,724.90 is: 12,458,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694,512.10 : 16,041,768.15 = 8,305,724.90 : x
  2. Step 2: Convert to fraction form
    10,694,512.10/16,041,768.15 = 8,305,724.90/x
  3. Step 3: Cross multiply
    10,694,512.10x = 16,041,768.15 × 8,305,724.90
  4. Step 4: Simplify right side
    10,694,512.10x = 133,238,513,163,481.94
  5. Step 5: Solve for x
    x = 133,238,513,163,481.94/10,694,512.10
  6. Step 6: Final answer
    x = 12,458,587.35

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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.