Home / 5,195,100.36-7,168,617.60-2,871,679.02

Finding the Fourth Proportional to 5,195,100.36, 7,168,617.60 and 2,871,679.02

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Solution

The fourth proportional to 5,195,100.36, 7,168,617.60 and 2,871,679.02 is: 3,962,573.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195,100.36 : 7,168,617.60 = 2,871,679.02 : x
  2. Step 2: Convert to fraction form
    5,195,100.36/7,168,617.60 = 2,871,679.02/x
  3. Step 3: Cross multiply
    5,195,100.36x = 7,168,617.60 × 2,871,679.02
  4. Step 4: Simplify right side
    5,195,100.36x = 20,585,968,764,322.75
  5. Step 5: Solve for x
    x = 20,585,968,764,322.75/5,195,100.36
  6. Step 6: Final answer
    x = 3,962,573.84

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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.