Home / 19,193,634.78-28,790,452.23-6,414,139.50

Finding the Fourth Proportional to 19,193,634.78, 28,790,452.23 and 6,414,139.50

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Solution

The fourth proportional to 19,193,634.78, 28,790,452.23 and 6,414,139.50 is: 9,621,209.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193,634.78 : 28,790,452.23 = 6,414,139.50 : x
  2. Step 2: Convert to fraction form
    19,193,634.78/28,790,452.23 = 6,414,139.50/x
  3. Step 3: Cross multiply
    19,193,634.78x = 28,790,452.23 × 6,414,139.50
  4. Step 4: Simplify right side
    19,193,634.78x = 184,665,976,871,306.09
  5. Step 5: Solve for x
    x = 184,665,976,871,306.09/19,193,634.78
  6. Step 6: Final answer
    x = 9,621,209.27

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1.5x scale

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.