Home / 9,308,359.20-13,962,538.80-8,076,640.80

Finding the Fourth Proportional to 9,308,359.20, 13,962,538.80 and 8,076,640.80

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Solution

The fourth proportional to 9,308,359.20, 13,962,538.80 and 8,076,640.80 is: 12,114,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308,359.20 : 13,962,538.80 = 8,076,640.80 : x
  2. Step 2: Convert to fraction form
    9,308,359.20/13,962,538.80 = 8,076,640.80/x
  3. Step 3: Cross multiply
    9,308,359.20x = 13,962,538.80 × 8,076,640.80
  4. Step 4: Simplify right side
    9,308,359.20x = 112,770,410,543,663.05
  5. Step 5: Solve for x
    x = 112,770,410,543,663.05/9,308,359.20
  6. Step 6: Final answer
    x = 12,114,961.20

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Similar ratio
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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.