Home / 13,471,271.45-20,206,907.18-6,651,111.95

Finding the Fourth Proportional to 13,471,271.45, 20,206,907.18 and 6,651,111.95

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Solution

The fourth proportional to 13,471,271.45, 20,206,907.18 and 6,651,111.95 is: 9,976,667.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,271.45 : 20,206,907.18 = 6,651,111.95 : x
  2. Step 2: Convert to fraction form
    13,471,271.45/20,206,907.18 = 6,651,111.95/x
  3. Step 3: Cross multiply
    13,471,271.45x = 20,206,907.18 × 6,651,111.95
  4. Step 4: Simplify right side
    13,471,271.45x = 134,398,401,784,183.25
  5. Step 5: Solve for x
    x = 134,398,401,784,183.25/13,471,271.45
  6. Step 6: Final answer
    x = 9,976,667.93

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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.