Home / 7,209,561.44-9,949,209.72-3,946,584.62

Finding the Fourth Proportional to 7,209,561.44, 9,949,209.72 and 3,946,584.62

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Solution

The fourth proportional to 7,209,561.44, 9,949,209.72 and 3,946,584.62 is: 5,446,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,209,561.44 : 9,949,209.72 = 3,946,584.62 : x
  2. Step 2: Convert to fraction form
    7,209,561.44/9,949,209.72 = 3,946,584.62/x
  3. Step 3: Cross multiply
    7,209,561.44x = 9,949,209.72 × 3,946,584.62
  4. Step 4: Simplify right side
    7,209,561.44x = 39,265,398,062,106.51
  5. Step 5: Solve for x
    x = 39,265,398,062,106.51/7,209,561.44
  6. Step 6: Final answer
    x = 5,446,294.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.