Home / 75,945,967.89-104,805,938.90-41,138,658.33

Finding the Fourth Proportional to 75,945,967.89, 104,805,938.90 and 41,138,658.33

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Solution

The fourth proportional to 75,945,967.89, 104,805,938.90 and 41,138,658.33 is: 56,771,621.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,945,967.89 : 104,805,938.90 = 41,138,658.33 : x
  2. Step 2: Convert to fraction form
    75,945,967.89/104,805,938.90 = 41,138,658.33/x
  3. Step 3: Cross multiply
    75,945,967.89x = 104,805,938.90 × 41,138,658.33
  4. Step 4: Simplify right side
    75,945,967.89x = 4,311,575,711,361,956
  5. Step 5: Solve for x
    x = 4,311,575,711,361,956/75,945,967.89
  6. Step 6: Final answer
    x = 56,771,621.08

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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.