Home / 32,910,308.80-45,394,357.97-21,164,427.52

Finding the Fourth Proportional to 32,910,308.80, 45,394,357.97 and 21,164,427.52

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Solution

The fourth proportional to 32,910,308.80, 45,394,357.97 and 21,164,427.52 is: 29,192,846.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,910,308.80 : 45,394,357.97 = 21,164,427.52 : x
  2. Step 2: Convert to fraction form
    32,910,308.80/45,394,357.97 = 21,164,427.52/x
  3. Step 3: Cross multiply
    32,910,308.80x = 45,394,357.97 × 21,164,427.52
  4. Step 4: Simplify right side
    32,910,308.80x = 960,745,599,072,999.25
  5. Step 5: Solve for x
    x = 960,745,599,072,999.25/32,910,308.80
  6. Step 6: Final answer
    x = 29,192,846.68

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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.