Home / 8,051,310.30-12,078,520.65-2,371,719.90

Finding the Fourth Proportional to 8,051,310.30, 12,078,520.65 and 2,371,719.90

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Solution

The fourth proportional to 8,051,310.30, 12,078,520.65 and 2,371,719.90 is: 3,558,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,310.30 : 12,078,520.65 = 2,371,719.90 : x
  2. Step 2: Convert to fraction form
    8,051,310.30/12,078,520.65 = 2,371,719.90/x
  3. Step 3: Cross multiply
    8,051,310.30x = 12,078,520.65 × 2,371,719.90
  4. Step 4: Simplify right side
    8,051,310.30x = 28,646,867,788,165.93
  5. Step 5: Solve for x
    x = 28,646,867,788,165.93/8,051,310.30
  6. Step 6: Final answer
    x = 3,558,037.97

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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.