Home / 30,757,422.20-46,132,634.10-8,040,615.80

Finding the Fourth Proportional to 30,757,422.20, 46,132,634.10 and 8,040,615.80

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Solution

The fourth proportional to 30,757,422.20, 46,132,634.10 and 8,040,615.80 is: 12,060,008.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,757,422.20 : 46,132,634.10 = 8,040,615.80 : x
  2. Step 2: Convert to fraction form
    30,757,422.20/46,132,634.10 = 8,040,615.80/x
  3. Step 3: Cross multiply
    30,757,422.20x = 46,132,634.10 × 8,040,615.80
  4. Step 4: Simplify right side
    30,757,422.20x = 370,934,786,640,078.81
  5. Step 5: Solve for x
    x = 370,934,786,640,078.81/30,757,422.20
  6. Step 6: Final answer
    x = 12,060,008.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.