Home / 12,396,193.72-18,594,623.31-3,876,530.20

Finding the Fourth Proportional to 12,396,193.72, 18,594,623.31 and 3,876,530.20

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Solution

The fourth proportional to 12,396,193.72, 18,594,623.31 and 3,876,530.20 is: 5,814,899.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,193.72 : 18,594,623.31 = 3,876,530.20 : x
  2. Step 2: Convert to fraction form
    12,396,193.72/18,594,623.31 = 3,876,530.20/x
  3. Step 3: Cross multiply
    12,396,193.72x = 18,594,623.31 × 3,876,530.20
  4. Step 4: Simplify right side
    12,396,193.72x = 72,082,618,818,838.95
  5. Step 5: Solve for x
    x = 72,082,618,818,838.95/12,396,193.72
  6. Step 6: Final answer
    x = 5,814,899.35

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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.