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Finding the Fourth Proportional to 60,633,080.80, 90,950,350.07 and 16,911,177.97

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Solution

The fourth proportional to 60,633,080.80, 90,950,350.07 and 16,911,177.97 is: 25,366,970.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,633,080.80 : 90,950,350.07 = 16,911,177.97 : x
  2. Step 2: Convert to fraction form
    60,633,080.80/90,950,350.07 = 16,911,177.97/x
  3. Step 3: Cross multiply
    60,633,080.80x = 90,950,350.07 × 16,911,177.97
  4. Step 4: Simplify right side
    60,633,080.80x = 1,538,077,556,467,571.75
  5. Step 5: Solve for x
    x = 1,538,077,556,467,571.75/60,633,080.80
  6. Step 6: Final answer
    x = 25,366,970.25

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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.