Home / 69,984,067.40-104,976,101.10-39,750,979.40

Finding the Fourth Proportional to 69,984,067.40, 104,976,101.10 and 39,750,979.40

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Solution

The fourth proportional to 69,984,067.40, 104,976,101.10 and 39,750,979.40 is: 59,626,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,067.40 : 104,976,101.10 = 39,750,979.40 : x
  2. Step 2: Convert to fraction form
    69,984,067.40/104,976,101.10 = 39,750,979.40/x
  3. Step 3: Cross multiply
    69,984,067.40x = 104,976,101.10 × 39,750,979.40
  4. Step 4: Simplify right side
    69,984,067.40x = 4,172,902,832,318,417
  5. Step 5: Solve for x
    x = 4,172,902,832,318,417/69,984,067.40
  6. Step 6: Final answer
    x = 59,626,469.10

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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.