Home / 9,942,593.64-13,719,175.55-5,591,420.45

Finding the Fourth Proportional to 9,942,593.64, 13,719,175.55 and 5,591,420.45

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Solution

The fourth proportional to 9,942,593.64, 13,719,175.55 and 5,591,420.45 is: 7,715,258.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,942,593.64 : 13,719,175.55 = 5,591,420.45 : x
  2. Step 2: Convert to fraction form
    9,942,593.64/13,719,175.55 = 5,591,420.45/x
  3. Step 3: Cross multiply
    9,942,593.64x = 13,719,175.55 × 5,591,420.45
  4. Step 4: Simplify right side
    9,942,593.64x = 76,709,678,727,410
  5. Step 5: Solve for x
    x = 76,709,678,727,410/9,942,593.64
  6. Step 6: Final answer
    x = 7,715,258.36

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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.