Home / 8,476,282.60-12,706,734.16-3,081,122.48

Finding the Fourth Proportional to 8,476,282.60, 12,706,734.16 and 3,081,122.48

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Solution

The fourth proportional to 8,476,282.60, 12,706,734.16 and 3,081,122.48 is: 4,618,888.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,476,282.60 : 12,706,734.16 = 3,081,122.48 : x
  2. Step 2: Convert to fraction form
    8,476,282.60/12,706,734.16 = 3,081,122.48/x
  3. Step 3: Cross multiply
    8,476,282.60x = 12,706,734.16 × 3,081,122.48
  4. Step 4: Simplify right side
    8,476,282.60x = 39,151,004,267,759.91
  5. Step 5: Solve for x
    x = 39,151,004,267,759.91/8,476,282.60
  6. Step 6: Final answer
    x = 4,618,888.51

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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.