Home / 69,984,046.20-104,976,069.30-21,461,514.60

Finding the Fourth Proportional to 69,984,046.20, 104,976,069.30 and 21,461,514.60

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Solution

The fourth proportional to 69,984,046.20, 104,976,069.30 and 21,461,514.60 is: 32,192,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,046.20 : 104,976,069.30 = 21,461,514.60 : x
  2. Step 2: Convert to fraction form
    69,984,046.20/104,976,069.30 = 21,461,514.60/x
  3. Step 3: Cross multiply
    69,984,046.20x = 104,976,069.30 × 21,461,514.60
  4. Step 4: Simplify right side
    69,984,046.20x = 2,252,945,443,932,562
  5. Step 5: Solve for x
    x = 2,252,945,443,932,562/69,984,046.20
  6. Step 6: Final answer
    x = 32,192,271.90

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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.