Home / 76,387,115.40-114,580,709.95-25,269,134.21

Finding the Fourth Proportional to 76,387,115.40, 114,580,709.95 and 25,269,134.21

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Solution

The fourth proportional to 76,387,115.40, 114,580,709.95 and 25,269,134.21 is: 37,903,713.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,387,115.40 : 114,580,709.95 = 25,269,134.21 : x
  2. Step 2: Convert to fraction form
    76,387,115.40/114,580,709.95 = 25,269,134.21/x
  3. Step 3: Cross multiply
    76,387,115.40x = 114,580,709.95 × 25,269,134.21
  4. Step 4: Simplify right side
    76,387,115.40x = 2,895,355,337,603,632.50
  5. Step 5: Solve for x
    x = 2,895,355,337,603,632.50/76,387,115.40
  6. Step 6: Final answer
    x = 37,903,713.51

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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.