Home / 36,132,027.64-49,860,907.98-20,450,715.72

Finding the Fourth Proportional to 36,132,027.64, 49,860,907.98 and 20,450,715.72

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Solution

The fourth proportional to 36,132,027.64, 49,860,907.98 and 20,450,715.72 is: 28,221,257.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,132,027.64 : 49,860,907.98 = 20,450,715.72 : x
  2. Step 2: Convert to fraction form
    36,132,027.64/49,860,907.98 = 20,450,715.72/x
  3. Step 3: Cross multiply
    36,132,027.64x = 49,860,907.98 × 20,450,715.72
  4. Step 4: Simplify right side
    36,132,027.64x = 1,019,691,254,640,059.38
  5. Step 5: Solve for x
    x = 1,019,691,254,640,059.38/36,132,027.64
  6. Step 6: Final answer
    x = 28,221,257.46

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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.