Home / 19,059,352.80-28,589,029.20-7,693,951.20

Finding the Fourth Proportional to 19,059,352.80, 28,589,029.20 and 7,693,951.20

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Solution

The fourth proportional to 19,059,352.80, 28,589,029.20 and 7,693,951.20 is: 11,540,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,059,352.80 : 28,589,029.20 = 7,693,951.20 : x
  2. Step 2: Convert to fraction form
    19,059,352.80/28,589,029.20 = 7,693,951.20/x
  3. Step 3: Cross multiply
    19,059,352.80x = 28,589,029.20 × 7,693,951.20
  4. Step 4: Simplify right side
    19,059,352.80x = 219,962,595,520,175.03
  5. Step 5: Solve for x
    x = 219,962,595,520,175.03/19,059,352.80
  6. Step 6: Final answer
    x = 11,540,926.80

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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.