Home / 7,137,806.49-9,850,185.45-3,874,623.43

Finding the Fourth Proportional to 7,137,806.49, 9,850,185.45 and 3,874,623.43

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Solution

The fourth proportional to 7,137,806.49, 9,850,185.45 and 3,874,623.43 is: 5,346,987.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137,806.49 : 9,850,185.45 = 3,874,623.43 : x
  2. Step 2: Convert to fraction form
    7,137,806.49/9,850,185.45 = 3,874,623.43/x
  3. Step 3: Cross multiply
    7,137,806.49x = 9,850,185.45 × 3,874,623.43
  4. Step 4: Simplify right side
    7,137,806.49x = 38,165,759,334,415.09
  5. Step 5: Solve for x
    x = 38,165,759,334,415.09/7,137,806.49
  6. Step 6: Final answer
    x = 5,346,987.12

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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.