Home / 9,027,706.92-12,458,234.07-5,160,311.10

Finding the Fourth Proportional to 9,027,706.92, 12,458,234.07 and 5,160,311.10

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Solution

The fourth proportional to 9,027,706.92, 12,458,234.07 and 5,160,311.10 is: 7,121,228.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027,706.92 : 12,458,234.07 = 5,160,311.10 : x
  2. Step 2: Convert to fraction form
    9,027,706.92/12,458,234.07 = 5,160,311.10/x
  3. Step 3: Cross multiply
    9,027,706.92x = 12,458,234.07 × 5,160,311.10
  4. Step 4: Simplify right side
    9,027,706.92x = 64,288,363,557,819.17
  5. Step 5: Solve for x
    x = 64,288,363,557,819.17/9,027,706.92
  6. Step 6: Final answer
    x = 7,121,228.47

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Double scale
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1.5x scale

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.