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Finding the Fourth Proportional to 5,335,882.48, 8,003,834.66 and 2,497,987.54

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Solution

The fourth proportional to 5,335,882.48, 8,003,834.66 and 2,497,987.54 is: 3,746,986.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335,882.48 : 8,003,834.66 = 2,497,987.54 : x
  2. Step 2: Convert to fraction form
    5,335,882.48/8,003,834.66 = 2,497,987.54/x
  3. Step 3: Cross multiply
    5,335,882.48x = 8,003,834.66 × 2,497,987.54
  4. Step 4: Simplify right side
    5,335,882.48x = 19,993,479,252,900.14
  5. Step 5: Solve for x
    x = 19,993,479,252,900.14/5,335,882.48
  6. Step 6: Final answer
    x = 3,746,986.43

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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.