Home / 24,674,826.50-33,990,418.05-20,991,947.66

Finding the Fourth Proportional to 24,674,826.50, 33,990,418.05 and 20,991,947.66

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Solution

The fourth proportional to 24,674,826.50, 33,990,418.05 and 20,991,947.66 is: 28,917,126.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,674,826.50 : 33,990,418.05 = 20,991,947.66 : x
  2. Step 2: Convert to fraction form
    24,674,826.50/33,990,418.05 = 20,991,947.66/x
  3. Step 3: Cross multiply
    24,674,826.50x = 33,990,418.05 × 20,991,947.66
  4. Step 4: Simplify right side
    24,674,826.50x = 713,525,076,647,119.25
  5. Step 5: Solve for x
    x = 713,525,076,647,119.25/24,674,826.50
  6. Step 6: Final answer
    x = 28,917,126.39

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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.