Home / 45,554,384.43-68,347,519.77-13,208,227.97

Finding the Fourth Proportional to 45,554,384.43, 68,347,519.77 and 13,208,227.97

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Solution

The fourth proportional to 45,554,384.43, 68,347,519.77 and 13,208,227.97 is: 19,816,964.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,554,384.43 : 68,347,519.77 = 13,208,227.97 : x
  2. Step 2: Convert to fraction form
    45,554,384.43/68,347,519.77 = 13,208,227.97/x
  3. Step 3: Cross multiply
    45,554,384.43x = 68,347,519.77 × 13,208,227.97
  4. Step 4: Simplify right side
    45,554,384.43x = 902,749,621,964,504.25
  5. Step 5: Solve for x
    x = 902,749,621,964,504.25/45,554,384.43
  6. Step 6: Final answer
    x = 19,816,964.56

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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.