Home / 72,422,195.33-99,945,257.72-41,488,343.32

Finding the Fourth Proportional to 72,422,195.33, 99,945,257.72 and 41,488,343.32

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Solution

The fourth proportional to 72,422,195.33, 99,945,257.72 and 41,488,343.32 is: 57,255,419.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,422,195.33 : 99,945,257.72 = 41,488,343.32 : x
  2. Step 2: Convert to fraction form
    72,422,195.33/99,945,257.72 = 41,488,343.32/x
  3. Step 3: Cross multiply
    72,422,195.33x = 99,945,257.72 × 41,488,343.32
  4. Step 4: Simplify right side
    72,422,195.33x = 4,146,563,165,456,705
  5. Step 5: Solve for x
    x = 4,146,563,165,456,705/72,422,195.33
  6. Step 6: Final answer
    x = 57,255,419.37

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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.