Home / 14,185,736.40-21,278,604.60-8,512,366.80

Finding the Fourth Proportional to 14,185,736.40, 21,278,604.60 and 8,512,366.80

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Solution

The fourth proportional to 14,185,736.40, 21,278,604.60 and 8,512,366.80 is: 12,768,550.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,736.40 : 21,278,604.60 = 8,512,366.80 : x
  2. Step 2: Convert to fraction form
    14,185,736.40/21,278,604.60 = 8,512,366.80/x
  3. Step 3: Cross multiply
    14,185,736.40x = 21,278,604.60 × 8,512,366.80
  4. Step 4: Simplify right side
    14,185,736.40x = 181,131,287,347,367.31
  5. Step 5: Solve for x
    x = 181,131,287,347,367.31/14,185,736.40
  6. Step 6: Final answer
    x = 12,768,550.20

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1.5x scale

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.