Home / 22,224,621.80-33,336,932.70-19,815,422.60

Finding the Fourth Proportional to 22,224,621.80, 33,336,932.70 and 19,815,422.60

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Solution

The fourth proportional to 22,224,621.80, 33,336,932.70 and 19,815,422.60 is: 29,723,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,224,621.80 : 33,336,932.70 = 19,815,422.60 : x
  2. Step 2: Convert to fraction form
    22,224,621.80/33,336,932.70 = 19,815,422.60/x
  3. Step 3: Cross multiply
    22,224,621.80x = 33,336,932.70 × 19,815,422.60
  4. Step 4: Simplify right side
    22,224,621.80x = 660,585,409,638,259
  5. Step 5: Solve for x
    x = 660,585,409,638,259/22,224,621.80
  6. Step 6: Final answer
    x = 29,723,133.90

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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.