Home / 8,305,501.40-12,458,252.10-5,100,234.20

Finding the Fourth Proportional to 8,305,501.40, 12,458,252.10 and 5,100,234.20

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Solution

The fourth proportional to 8,305,501.40, 12,458,252.10 and 5,100,234.20 is: 7,650,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,501.40 : 12,458,252.10 = 5,100,234.20 : x
  2. Step 2: Convert to fraction form
    8,305,501.40/12,458,252.10 = 5,100,234.20/x
  3. Step 3: Cross multiply
    8,305,501.40x = 12,458,252.10 × 5,100,234.20
  4. Step 4: Simplify right side
    8,305,501.40x = 63,540,003,432,641.82
  5. Step 5: Solve for x
    x = 63,540,003,432,641.82/8,305,501.40
  6. Step 6: Final answer
    x = 7,650,351.30

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Double scale
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Similar ratio
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1.5x scale

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.