Home / 8,556,849-12,840,317.64-3,169,282.68

Finding the Fourth Proportional to 8,556,849, 12,840,317.64 and 3,169,282.68

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Solution

The fourth proportional to 8,556,849, 12,840,317.64 and 3,169,282.68 is: 4,755,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,556,849 : 12,840,317.64 = 3,169,282.68 : x
  2. Step 2: Convert to fraction form
    8,556,849/12,840,317.64 = 3,169,282.68/x
  3. Step 3: Cross multiply
    8,556,849x = 12,840,317.64 × 3,169,282.68
  4. Step 4: Simplify right side
    8,556,849x = 40,694,596,302,150.48
  5. Step 5: Solve for x
    x = 40,694,596,302,150.48/8,556,849
  6. Step 6: Final answer
    x = 4,755,792.27

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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.