Home / 7,061,935.47-9,744,932.81-3,963,860.20

Finding the Fourth Proportional to 7,061,935.47, 9,744,932.81 and 3,963,860.20

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Solution

The fourth proportional to 7,061,935.47, 9,744,932.81 and 3,963,860.20 is: 5,469,825.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,061,935.47 : 9,744,932.81 = 3,963,860.20 : x
  2. Step 2: Convert to fraction form
    7,061,935.47/9,744,932.81 = 3,963,860.20/x
  3. Step 3: Cross multiply
    7,061,935.47x = 9,744,932.81 × 3,963,860.20
  4. Step 4: Simplify right side
    7,061,935.47x = 38,627,551,317,233.16
  5. Step 5: Solve for x
    x = 38,627,551,317,233.16/7,061,935.47
  6. Step 6: Final answer
    x = 5,469,825.02

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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.