Home / 6,661,806.20-9,969,089.70-4,536,042.20

Finding the Fourth Proportional to 6,661,806.20, 9,969,089.70 and 4,536,042.20

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Solution

The fourth proportional to 6,661,806.20, 9,969,089.70 and 4,536,042.20 is: 6,787,980.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,806.20 : 9,969,089.70 = 4,536,042.20 : x
  2. Step 2: Convert to fraction form
    6,661,806.20/9,969,089.70 = 4,536,042.20/x
  3. Step 3: Cross multiply
    6,661,806.20x = 9,969,089.70 × 4,536,042.20
  4. Step 4: Simplify right side
    6,661,806.20x = 45,220,211,574,785.34
  5. Step 5: Solve for x
    x = 45,220,211,574,785.34/6,661,806.20
  6. Step 6: Final answer
    x = 6,787,980.65

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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.