Home / 74,065,709.88-111,103,879.23-25,542,850.23

Finding the Fourth Proportional to 74,065,709.88, 111,103,879.23 and 25,542,850.23

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Solution

The fourth proportional to 74,065,709.88, 111,103,879.23 and 25,542,850.23 is: 38,316,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,065,709.88 : 111,103,879.23 = 25,542,850.23 : x
  2. Step 2: Convert to fraction form
    74,065,709.88/111,103,879.23 = 25,542,850.23/x
  3. Step 3: Cross multiply
    74,065,709.88x = 111,103,879.23 × 25,542,850.23
  4. Step 4: Simplify right side
    74,065,709.88x = 2,837,909,747,143,898
  5. Step 5: Solve for x
    x = 2,837,909,747,143,898/74,065,709.88
  6. Step 6: Final answer
    x = 38,316,108.11

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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.