Home / 20,643,022.70-30,944,080.88-9,693,611.82

Finding the Fourth Proportional to 20,643,022.70, 30,944,080.88 and 9,693,611.82

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Solution

The fourth proportional to 20,643,022.70, 30,944,080.88 and 9,693,611.82 is: 14,530,813.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,643,022.70 : 30,944,080.88 = 9,693,611.82 : x
  2. Step 2: Convert to fraction form
    20,643,022.70/30,944,080.88 = 9,693,611.82/x
  3. Step 3: Cross multiply
    20,643,022.70x = 30,944,080.88 × 9,693,611.82
  4. Step 4: Simplify right side
    20,643,022.70x = 299,959,908,177,404
  5. Step 5: Solve for x
    x = 299,959,908,177,404/20,643,022.70
  6. Step 6: Final answer
    x = 14,530,813.27

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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.