Home / 5,029,667.20-7,545,040.64-2,151,333.12

Finding the Fourth Proportional to 5,029,667.20, 7,545,040.64 and 2,151,333.12

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Solution

The fourth proportional to 5,029,667.20, 7,545,040.64 and 2,151,333.12 is: 3,227,230.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029,667.20 : 7,545,040.64 = 2,151,333.12 : x
  2. Step 2: Convert to fraction form
    5,029,667.20/7,545,040.64 = 2,151,333.12/x
  3. Step 3: Cross multiply
    5,029,667.20x = 7,545,040.64 × 2,151,333.12
  4. Step 4: Simplify right side
    5,029,667.20x = 16,231,895,820,578.00
  5. Step 5: Solve for x
    x = 16,231,895,820,578.00/5,029,667.20
  6. Step 6: Final answer
    x = 3,227,230.59

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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.