Home / 13,803,579.62-20,704,616.22-4,218,954.92

Finding the Fourth Proportional to 13,803,579.62, 20,704,616.22 and 4,218,954.92

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Solution

The fourth proportional to 13,803,579.62, 20,704,616.22 and 4,218,954.92 is: 6,328,202.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803,579.62 : 20,704,616.22 = 4,218,954.92 : x
  2. Step 2: Convert to fraction form
    13,803,579.62/20,704,616.22 = 4,218,954.92/x
  3. Step 3: Cross multiply
    13,803,579.62x = 20,704,616.22 × 4,218,954.92
  4. Step 4: Simplify right side
    13,803,579.62x = 87,351,842,468,080.80
  5. Step 5: Solve for x
    x = 87,351,842,468,080.80/13,803,579.62
  6. Step 6: Final answer
    x = 6,328,202.17

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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.