Home / 14,591,996.80-21,887,995.20-7,873,532.80

Finding the Fourth Proportional to 14,591,996.80, 21,887,995.20 and 7,873,532.80

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Solution

The fourth proportional to 14,591,996.80, 21,887,995.20 and 7,873,532.80 is: 11,810,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591,996.80 : 21,887,995.20 = 7,873,532.80 : x
  2. Step 2: Convert to fraction form
    14,591,996.80/21,887,995.20 = 7,873,532.80/x
  3. Step 3: Cross multiply
    14,591,996.80x = 21,887,995.20 × 7,873,532.80
  4. Step 4: Simplify right side
    14,591,996.80x = 172,335,848,133,442.56
  5. Step 5: Solve for x
    x = 172,335,848,133,442.56/14,591,996.80
  6. Step 6: Final answer
    x = 11,810,299.20

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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.