Home / 19,559,845.20-29,339,767.80-18,048,190.80

Finding the Fourth Proportional to 19,559,845.20, 29,339,767.80 and 18,048,190.80

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Solution

The fourth proportional to 19,559,845.20, 29,339,767.80 and 18,048,190.80 is: 27,072,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559,845.20 : 29,339,767.80 = 18,048,190.80 : x
  2. Step 2: Convert to fraction form
    19,559,845.20/29,339,767.80 = 18,048,190.80/x
  3. Step 3: Cross multiply
    19,559,845.20x = 29,339,767.80 × 18,048,190.80
  4. Step 4: Simplify right side
    19,559,845.20x = 529,529,727,282,096.25
  5. Step 5: Solve for x
    x = 529,529,727,282,096.25/19,559,845.20
  6. Step 6: Final answer
    x = 27,072,286.20

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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.