Home / 8,255,549.22-12,384,308.43-3,992,654.22

Finding the Fourth Proportional to 8,255,549.22, 12,384,308.43 and 3,992,654.22

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Solution

The fourth proportional to 8,255,549.22, 12,384,308.43 and 3,992,654.22 is: 5,989,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,255,549.22 : 12,384,308.43 = 3,992,654.22 : x
  2. Step 2: Convert to fraction form
    8,255,549.22/12,384,308.43 = 3,992,654.22/x
  3. Step 3: Cross multiply
    8,255,549.22x = 12,384,308.43 × 3,992,654.22
  4. Step 4: Simplify right side
    8,255,549.22x = 49,446,261,314,821.08
  5. Step 5: Solve for x
    x = 49,446,261,314,821.08/8,255,549.22
  6. Step 6: Final answer
    x = 5,989,457.51

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1.5x scale

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.