Home / 14,313,942.60-21,463,559.10-4,215,251.40

Finding the Fourth Proportional to 14,313,942.60, 21,463,559.10 and 4,215,251.40

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Solution

The fourth proportional to 14,313,942.60, 21,463,559.10 and 4,215,251.40 is: 6,320,711.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313,942.60 : 21,463,559.10 = 4,215,251.40 : x
  2. Step 2: Convert to fraction form
    14,313,942.60/21,463,559.10 = 4,215,251.40/x
  3. Step 3: Cross multiply
    14,313,942.60x = 21,463,559.10 × 4,215,251.40
  4. Step 4: Simplify right side
    14,313,942.60x = 90,474,297,545,257.75
  5. Step 5: Solve for x
    x = 90,474,297,545,257.75/14,313,942.60
  6. Step 6: Final answer
    x = 6,320,711.22

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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.