Home / 8,045,408.05-12,068,112.08-4,644,185.65

Finding the Fourth Proportional to 8,045,408.05, 12,068,112.08 and 4,644,185.65

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Solution

The fourth proportional to 8,045,408.05, 12,068,112.08 and 4,644,185.65 is: 6,966,278.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,408.05 : 12,068,112.08 = 4,644,185.65 : x
  2. Step 2: Convert to fraction form
    8,045,408.05/12,068,112.08 = 4,644,185.65/x
  3. Step 3: Cross multiply
    8,045,408.05x = 12,068,112.08 × 4,644,185.65
  4. Step 4: Simplify right side
    8,045,408.05x = 56,046,552,944,527.66
  5. Step 5: Solve for x
    x = 56,046,552,944,527.66/8,045,408.05
  6. Step 6: Final answer
    x = 6,966,278.48

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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.