Home / 18,232,475.49-25,168,563.41-11,360,352.87

Finding the Fourth Proportional to 18,232,475.49, 25,168,563.41 and 11,360,352.87

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Solution

The fourth proportional to 18,232,475.49, 25,168,563.41 and 11,360,352.87 is: 15,682,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232,475.49 : 25,168,563.41 = 11,360,352.87 : x
  2. Step 2: Convert to fraction form
    18,232,475.49/25,168,563.41 = 11,360,352.87/x
  3. Step 3: Cross multiply
    18,232,475.49x = 25,168,563.41 × 11,360,352.87
  4. Step 4: Simplify right side
    18,232,475.49x = 285,923,761,511,768.69
  5. Step 5: Solve for x
    x = 285,923,761,511,768.69/18,232,475.49
  6. Step 6: Final answer
    x = 15,682,114.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.