Home / 22,266,145.20-33,399,217.80-13,308,193.20

Finding the Fourth Proportional to 22,266,145.20, 33,399,217.80 and 13,308,193.20

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Solution

The fourth proportional to 22,266,145.20, 33,399,217.80 and 13,308,193.20 is: 19,962,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266,145.20 : 33,399,217.80 = 13,308,193.20 : x
  2. Step 2: Convert to fraction form
    22,266,145.20/33,399,217.80 = 13,308,193.20/x
  3. Step 3: Cross multiply
    22,266,145.20x = 33,399,217.80 × 13,308,193.20
  4. Step 4: Simplify right side
    22,266,145.20x = 444,483,243,211,278.94
  5. Step 5: Solve for x
    x = 444,483,243,211,278.94/22,266,145.20
  6. Step 6: Final answer
    x = 19,962,289.80

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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.