Home / 33,203,866.60-49,703,647.56-21,664,486.72

Finding the Fourth Proportional to 33,203,866.60, 49,703,647.56 and 21,664,486.72

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Solution

The fourth proportional to 33,203,866.60, 49,703,647.56 and 21,664,486.72 is: 32,430,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,203,866.60 : 49,703,647.56 = 21,664,486.72 : x
  2. Step 2: Convert to fraction form
    33,203,866.60/49,703,647.56 = 21,664,486.72/x
  3. Step 3: Cross multiply
    33,203,866.60x = 49,703,647.56 × 21,664,486.72
  4. Step 4: Simplify right side
    33,203,866.60x = 1,076,804,012,499,180.38
  5. Step 5: Solve for x
    x = 1,076,804,012,499,180.38/33,203,866.60
  6. Step 6: Final answer
    x = 32,430,078.87

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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.