Home / 8,051,636.79-12,074,896.40-2,659,282.11

Finding the Fourth Proportional to 8,051,636.79, 12,074,896.40 and 2,659,282.11

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Solution

The fourth proportional to 8,051,636.79, 12,074,896.40 and 2,659,282.11 is: 3,988,078.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051,636.79 : 12,074,896.40 = 2,659,282.11 : x
  2. Step 2: Convert to fraction form
    8,051,636.79/12,074,896.40 = 2,659,282.11/x
  3. Step 3: Cross multiply
    8,051,636.79x = 12,074,896.40 × 2,659,282.11
  4. Step 4: Simplify right side
    8,051,636.79x = 32,110,555,963,326.99
  5. Step 5: Solve for x
    x = 32,110,555,963,326.99/8,051,636.79
  6. Step 6: Final answer
    x = 3,988,078.05

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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.