Home / 13,471,322.95-20,206,984.43-6,651,163.45

Finding the Fourth Proportional to 13,471,322.95, 20,206,984.43 and 6,651,163.45

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Solution

The fourth proportional to 13,471,322.95, 20,206,984.43 and 6,651,163.45 is: 9,976,745.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,322.95 : 20,206,984.43 = 6,651,163.45 : x
  2. Step 2: Convert to fraction form
    13,471,322.95/20,206,984.43 = 6,651,163.45/x
  3. Step 3: Cross multiply
    13,471,322.95x = 20,206,984.43 × 6,651,163.45
  4. Step 4: Simplify right side
    13,471,322.95x = 134,399,956,242,279.28
  5. Step 5: Solve for x
    x = 134,399,956,242,279.28/13,471,322.95
  6. Step 6: Final answer
    x = 9,976,745.18

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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.