Home / 75,972,960-104,842,777.68-41,165,622.72

Finding the Fourth Proportional to 75,972,960, 104,842,777.68 and 41,165,622.72

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Solution

The fourth proportional to 75,972,960, 104,842,777.68 and 41,165,622.72 is: 56,808,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,972,960 : 104,842,777.68 = 41,165,622.72 : x
  2. Step 2: Convert to fraction form
    75,972,960/104,842,777.68 = 41,165,622.72/x
  3. Step 3: Cross multiply
    75,972,960x = 104,842,777.68 × 41,165,622.72
  4. Step 4: Simplify right side
    75,972,960x = 4,315,918,230,891,717
  5. Step 5: Solve for x
    x = 4,315,918,230,891,717/75,972,960
  6. Step 6: Final answer
    x = 56,808,609.68

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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.