Home / 12,396,335.76-18,594,835.74-3,876,672.06

Finding the Fourth Proportional to 12,396,335.76, 18,594,835.74 and 3,876,672.06

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Solution

The fourth proportional to 12,396,335.76, 18,594,835.74 and 3,876,672.06 is: 5,815,111.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,335.76 : 18,594,835.74 = 3,876,672.06 : x
  2. Step 2: Convert to fraction form
    12,396,335.76/18,594,835.74 = 3,876,672.06/x
  3. Step 3: Cross multiply
    12,396,335.76x = 18,594,835.74 × 3,876,672.06
  4. Step 4: Simplify right side
    12,396,335.76x = 72,086,080,173,547.42
  5. Step 5: Solve for x
    x = 72,086,080,173,547.42/12,396,335.76
  6. Step 6: Final answer
    x = 5,815,111.95

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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.