Home / 43,468,047.70-65,202,071.55-13,171,974.10

Finding the Fourth Proportional to 43,468,047.70, 65,202,071.55 and 13,171,974.10

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Solution

The fourth proportional to 43,468,047.70, 65,202,071.55 and 13,171,974.10 is: 19,757,961.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,468,047.70 : 65,202,071.55 = 13,171,974.10 : x
  2. Step 2: Convert to fraction form
    43,468,047.70/65,202,071.55 = 13,171,974.10/x
  3. Step 3: Cross multiply
    43,468,047.70x = 65,202,071.55 × 13,171,974.10
  4. Step 4: Simplify right side
    43,468,047.70x = 858,839,997,722,946.75
  5. Step 5: Solve for x
    x = 858,839,997,722,946.75/43,468,047.70
  6. Step 6: Final answer
    x = 19,757,961.15

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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.