Home / 20,441,776.20-30,662,664.30-19,446,448.20

Finding the Fourth Proportional to 20,441,776.20, 30,662,664.30 and 19,446,448.20

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Solution

The fourth proportional to 20,441,776.20, 30,662,664.30 and 19,446,448.20 is: 29,169,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,441,776.20 : 30,662,664.30 = 19,446,448.20 : x
  2. Step 2: Convert to fraction form
    20,441,776.20/30,662,664.30 = 19,446,448.20/x
  3. Step 3: Cross multiply
    20,441,776.20x = 30,662,664.30 × 19,446,448.20
  4. Step 4: Simplify right side
    20,441,776.20x = 596,279,912,983,939.25
  5. Step 5: Solve for x
    x = 596,279,912,983,939.25/20,441,776.20
  6. Step 6: Final answer
    x = 29,169,672.30

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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.