Home / 6,639,901.20-9,162,939.24-4,061,392.56

Finding the Fourth Proportional to 6,639,901.20, 9,162,939.24 and 4,061,392.56

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Solution

The fourth proportional to 6,639,901.20, 9,162,939.24 and 4,061,392.56 is: 5,604,645.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,639,901.20 : 9,162,939.24 = 4,061,392.56 : x
  2. Step 2: Convert to fraction form
    6,639,901.20/9,162,939.24 = 4,061,392.56/x
  3. Step 3: Cross multiply
    6,639,901.20x = 9,162,939.24 × 4,061,392.56
  4. Step 4: Simplify right side
    6,639,901.20x = 37,214,293,257,068.05
  5. Step 5: Solve for x
    x = 37,214,293,257,068.05/6,639,901.20
  6. Step 6: Final answer
    x = 5,604,645.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.