Home / 7,647,103.16-10,553,280.80-4,162,273.49

Finding the Fourth Proportional to 7,647,103.16, 10,553,280.80 and 4,162,273.49

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Solution

The fourth proportional to 7,647,103.16, 10,553,280.80 and 4,162,273.49 is: 5,744,088.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647,103.16 : 10,553,280.80 = 4,162,273.49 : x
  2. Step 2: Convert to fraction form
    7,647,103.16/10,553,280.80 = 4,162,273.49/x
  3. Step 3: Cross multiply
    7,647,103.16x = 10,553,280.80 × 4,162,273.49
  4. Step 4: Simplify right side
    7,647,103.16x = 43,925,640,935,350.62
  5. Step 5: Solve for x
    x = 43,925,640,935,350.62/7,647,103.16
  6. Step 6: Final answer
    x = 5,744,088.97

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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.