Home / 51,932,767.88-77,906,238.96-21,633,545

Finding the Fourth Proportional to 51,932,767.88, 77,906,238.96 and 21,633,545

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Solution

The fourth proportional to 51,932,767.88, 77,906,238.96 and 21,633,545 is: 32,453,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,932,767.88 : 77,906,238.96 = 21,633,545 : x
  2. Step 2: Convert to fraction form
    51,932,767.88/77,906,238.96 = 21,633,545/x
  3. Step 3: Cross multiply
    51,932,767.88x = 77,906,238.96 × 21,633,545
  4. Step 4: Simplify right side
    51,932,767.88x = 1,685,388,126,321,913
  5. Step 5: Solve for x
    x = 1,685,388,126,321,913/51,932,767.88
  6. Step 6: Final answer
    x = 32,453,269.78

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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.