Home / 17,522,028.30-26,283,042.45-12,420,194.70

Finding the Fourth Proportional to 17,522,028.30, 26,283,042.45 and 12,420,194.70

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Solution

The fourth proportional to 17,522,028.30, 26,283,042.45 and 12,420,194.70 is: 18,630,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,522,028.30 : 26,283,042.45 = 12,420,194.70 : x
  2. Step 2: Convert to fraction form
    17,522,028.30/26,283,042.45 = 12,420,194.70/x
  3. Step 3: Cross multiply
    17,522,028.30x = 26,283,042.45 × 12,420,194.70
  4. Step 4: Simplify right side
    17,522,028.30x = 326,440,504,537,365
  5. Step 5: Solve for x
    x = 326,440,504,537,365/17,522,028.30
  6. Step 6: Final answer
    x = 18,630,292.05

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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.