Home / 7,000,938-10,503,178.20-1,952,249.04

Finding the Fourth Proportional to 7,000,938, 10,503,178.20 and 1,952,249.04

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Solution

The fourth proportional to 7,000,938, 10,503,178.20 and 1,952,249.04 is: 2,928,867.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,938 : 10,503,178.20 = 1,952,249.04 : x
  2. Step 2: Convert to fraction form
    7,000,938/10,503,178.20 = 1,952,249.04/x
  3. Step 3: Cross multiply
    7,000,938x = 10,503,178.20 × 1,952,249.04
  4. Step 4: Simplify right side
    7,000,938x = 20,504,819,557,898.93
  5. Step 5: Solve for x
    x = 20,504,819,557,898.93/7,000,938
  6. Step 6: Final answer
    x = 2,928,867.47

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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.