Home / 13,529,661.70-20,292,332.23-3,942,797.76

Finding the Fourth Proportional to 13,529,661.70, 20,292,332.23 and 3,942,797.76

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Solution

The fourth proportional to 13,529,661.70, 20,292,332.23 and 3,942,797.76 is: 5,913,567.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529,661.70 : 20,292,332.23 = 3,942,797.76 : x
  2. Step 2: Convert to fraction form
    13,529,661.70/20,292,332.23 = 3,942,797.76/x
  3. Step 3: Cross multiply
    13,529,661.70x = 20,292,332.23 × 3,942,797.76
  4. Step 4: Simplify right side
    13,529,661.70x = 80,008,562,061,619.80
  5. Step 5: Solve for x
    x = 80,008,562,061,619.80/13,529,661.70
  6. Step 6: Final answer
    x = 5,913,567.08

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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.