Home / 17,522,040.30-26,283,060.45-12,420,206.70

Finding the Fourth Proportional to 17,522,040.30, 26,283,060.45 and 12,420,206.70

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Solution

The fourth proportional to 17,522,040.30, 26,283,060.45 and 12,420,206.70 is: 18,630,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,522,040.30 : 26,283,060.45 = 12,420,206.70 : x
  2. Step 2: Convert to fraction form
    17,522,040.30/26,283,060.45 = 12,420,206.70/x
  3. Step 3: Cross multiply
    17,522,040.30x = 26,283,060.45 × 12,420,206.70
  4. Step 4: Simplify right side
    17,522,040.30x = 326,441,043,497,595
  5. Step 5: Solve for x
    x = 326,441,043,497,595/17,522,040.30
  6. Step 6: Final answer
    x = 18,630,310.05

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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.