Home / 33,106,889.08-45,661,624.44-21,508,189.64

Finding the Fourth Proportional to 33,106,889.08, 45,661,624.44 and 21,508,189.64

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Solution

The fourth proportional to 33,106,889.08, 45,661,624.44 and 21,508,189.64 is: 29,664,486.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106,889.08 : 45,661,624.44 = 21,508,189.64 : x
  2. Step 2: Convert to fraction form
    33,106,889.08/45,661,624.44 = 21,508,189.64/x
  3. Step 3: Cross multiply
    33,106,889.08x = 45,661,624.44 × 21,508,189.64
  4. Step 4: Simplify right side
    33,106,889.08x = 982,098,877,725,978.75
  5. Step 5: Solve for x
    x = 982,098,877,725,978.75/33,106,889.08
  6. Step 6: Final answer
    x = 29,664,486.91

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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.