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Finding the Fourth Proportional to 6,296,410.80, 9,428,869.80 and 5,036,698.80

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Solution

The fourth proportional to 6,296,410.80, 9,428,869.80 and 5,036,698.80 is: 7,542,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,296,410.80 : 9,428,869.80 = 5,036,698.80 : x
  2. Step 2: Convert to fraction form
    6,296,410.80/9,428,869.80 = 5,036,698.80/x
  3. Step 3: Cross multiply
    6,296,410.80x = 9,428,869.80 × 5,036,698.80
  4. Step 4: Simplify right side
    6,296,410.80x = 47,490,377,207,016.24
  5. Step 5: Solve for x
    x = 47,490,377,207,016.24/6,296,410.80
  6. Step 6: Final answer
    x = 7,542,452.15

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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.