Home / 7,025,443.49-9,694,985.64-3,969,592.13

Finding the Fourth Proportional to 7,025,443.49, 9,694,985.64 and 3,969,592.13

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Solution

The fourth proportional to 7,025,443.49, 9,694,985.64 and 3,969,592.13 is: 5,477,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025,443.49 : 9,694,985.64 = 3,969,592.13 : x
  2. Step 2: Convert to fraction form
    7,025,443.49/9,694,985.64 = 3,969,592.13/x
  3. Step 3: Cross multiply
    7,025,443.49x = 9,694,985.64 × 3,969,592.13
  4. Step 4: Simplify right side
    7,025,443.49x = 38,485,138,697,007.02
  5. Step 5: Solve for x
    x = 38,485,138,697,007.02/7,025,443.49
  6. Step 6: Final answer
    x = 5,477,965.73

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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.