Home / 30,257,429.88-41,749,542.54-18,035,424.12

Finding the Fourth Proportional to 30,257,429.88, 41,749,542.54 and 18,035,424.12

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Solution

The fourth proportional to 30,257,429.88, 41,749,542.54 and 18,035,424.12 is: 24,885,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257,429.88 : 41,749,542.54 = 18,035,424.12 : x
  2. Step 2: Convert to fraction form
    30,257,429.88/41,749,542.54 = 18,035,424.12/x
  3. Step 3: Cross multiply
    30,257,429.88x = 41,749,542.54 × 18,035,424.12
  4. Step 4: Simplify right side
    30,257,429.88x = 752,970,706,524,882.12
  5. Step 5: Solve for x
    x = 752,970,706,524,882.12/30,257,429.88
  6. Step 6: Final answer
    x = 24,885,481.34

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1.5x scale

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.