Home / 38,240,246.16-57,377,325.78-20,040,114.78

Finding the Fourth Proportional to 38,240,246.16, 57,377,325.78 and 20,040,114.78

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Solution

The fourth proportional to 38,240,246.16, 57,377,325.78 and 20,040,114.78 is: 30,069,058.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,240,246.16 : 57,377,325.78 = 20,040,114.78 : x
  2. Step 2: Convert to fraction form
    38,240,246.16/57,377,325.78 = 20,040,114.78/x
  3. Step 3: Cross multiply
    38,240,246.16x = 57,377,325.78 × 20,040,114.78
  4. Step 4: Simplify right side
    38,240,246.16x = 1,149,848,194,400,653
  5. Step 5: Solve for x
    x = 1,149,848,194,400,653/38,240,246.16
  6. Step 6: Final answer
    x = 30,069,058.38

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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.