Home / 15,554,818.20-23,332,227.30-9,815,255.40

Finding the Fourth Proportional to 15,554,818.20, 23,332,227.30 and 9,815,255.40

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Solution

The fourth proportional to 15,554,818.20, 23,332,227.30 and 9,815,255.40 is: 14,722,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,818.20 : 23,332,227.30 = 9,815,255.40 : x
  2. Step 2: Convert to fraction form
    15,554,818.20/23,332,227.30 = 9,815,255.40/x
  3. Step 3: Cross multiply
    15,554,818.20x = 23,332,227.30 × 9,815,255.40
  4. Step 4: Simplify right side
    15,554,818.20x = 229,011,770,000,352.44
  5. Step 5: Solve for x
    x = 229,011,770,000,352.44/15,554,818.20
  6. Step 6: Final answer
    x = 14,722,883.10

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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.