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Finding the Fourth Proportional to 6,312,993.03, 9,455,786.64 and 3,876,752.97

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Solution

The fourth proportional to 6,312,993.03, 9,455,786.64 and 3,876,752.97 is: 5,806,714.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,312,993.03 : 9,455,786.64 = 3,876,752.97 : x
  2. Step 2: Convert to fraction form
    6,312,993.03/9,455,786.64 = 3,876,752.97/x
  3. Step 3: Cross multiply
    6,312,993.03x = 9,455,786.64 × 3,876,752.97
  4. Step 4: Simplify right side
    6,312,993.03x = 36,657,748,940,306.33
  5. Step 5: Solve for x
    x = 36,657,748,940,306.33/6,312,993.03
  6. Step 6: Final answer
    x = 5,806,714.62

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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.