Home / 7,197,518.75-10,787,548.34-5,286,540.02

Finding the Fourth Proportional to 7,197,518.75, 10,787,548.34 and 5,286,540.02

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Solution

The fourth proportional to 7,197,518.75, 10,787,548.34 and 5,286,540.02 is: 7,923,398.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,518.75 : 10,787,548.34 = 5,286,540.02 : x
  2. Step 2: Convert to fraction form
    7,197,518.75/10,787,548.34 = 5,286,540.02/x
  3. Step 3: Cross multiply
    7,197,518.75x = 10,787,548.34 × 5,286,540.02
  4. Step 4: Simplify right side
    7,197,518.75x = 57,028,805,936,724.12
  5. Step 5: Solve for x
    x = 57,028,805,936,724.12/7,197,518.75
  6. Step 6: Final answer
    x = 7,923,398.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.