Home / 8,268,383.58-12,402,547.57-2,120,358.43

Finding the Fourth Proportional to 8,268,383.58, 12,402,547.57 and 2,120,358.43

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Solution

The fourth proportional to 8,268,383.58, 12,402,547.57 and 2,120,358.43 is: 3,180,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268,383.58 : 12,402,547.57 = 2,120,358.43 : x
  2. Step 2: Convert to fraction form
    8,268,383.58/12,402,547.57 = 2,120,358.43/x
  3. Step 3: Cross multiply
    8,268,383.58x = 12,402,547.57 × 2,120,358.43
  4. Step 4: Simplify right side
    8,268,383.58x = 26,297,846,293,525.52
  5. Step 5: Solve for x
    x = 26,297,846,293,525.52/8,268,383.58
  6. Step 6: Final answer
    x = 3,180,530.52

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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.