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Finding the Fourth Proportional to 6,266,965.92, 8,649,951.48 and 3,820,925.76

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Solution

The fourth proportional to 6,266,965.92, 8,649,951.48 and 3,820,925.76 is: 5,273,815.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266,965.92 : 8,649,951.48 = 3,820,925.76 : x
  2. Step 2: Convert to fraction form
    6,266,965.92/8,649,951.48 = 3,820,925.76/x
  3. Step 3: Cross multiply
    6,266,965.92x = 8,649,951.48 × 3,820,925.76
  4. Step 4: Simplify right side
    6,266,965.92x = 33,050,822,432,682.12
  5. Step 5: Solve for x
    x = 33,050,822,432,682.12/6,266,965.92
  6. Step 6: Final answer
    x = 5,273,815.57

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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.