Home / 8,309,416.80-12,465,291.60-2,629,048.80

Finding the Fourth Proportional to 8,309,416.80, 12,465,291.60 and 2,629,048.80

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Solution

The fourth proportional to 8,309,416.80, 12,465,291.60 and 2,629,048.80 is: 3,943,942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,416.80 : 12,465,291.60 = 2,629,048.80 : x
  2. Step 2: Convert to fraction form
    8,309,416.80/12,465,291.60 = 2,629,048.80/x
  3. Step 3: Cross multiply
    8,309,416.80x = 12,465,291.60 × 2,629,048.80
  4. Step 4: Simplify right side
    8,309,416.80x = 32,771,859,922,630.08
  5. Step 5: Solve for x
    x = 32,771,859,922,630.08/8,309,416.80
  6. Step 6: Final answer
    x = 3,943,942.24

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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.