Home / 22,691,284.92-31,313,048.04-13,401,861.48

Finding the Fourth Proportional to 22,691,284.92, 31,313,048.04 and 13,401,861.48

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Solution

The fourth proportional to 22,691,284.92, 31,313,048.04 and 13,401,861.48 is: 18,494,022.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,691,284.92 : 31,313,048.04 = 13,401,861.48 : x
  2. Step 2: Convert to fraction form
    22,691,284.92/31,313,048.04 = 13,401,861.48/x
  3. Step 3: Cross multiply
    22,691,284.92x = 31,313,048.04 × 13,401,861.48
  4. Step 4: Simplify right side
    22,691,284.92x = 419,653,132,348,665.50
  5. Step 5: Solve for x
    x = 419,653,132,348,665.50/22,691,284.92
  6. Step 6: Final answer
    x = 18,494,022.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.