Home / 65,961,666.45-91,027,208.97-36,592,999.92

Finding the Fourth Proportional to 65,961,666.45, 91,027,208.97 and 36,592,999.92

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Solution

The fourth proportional to 65,961,666.45, 91,027,208.97 and 36,592,999.92 is: 50,498,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,961,666.45 : 91,027,208.97 = 36,592,999.92 : x
  2. Step 2: Convert to fraction form
    65,961,666.45/91,027,208.97 = 36,592,999.92/x
  3. Step 3: Cross multiply
    65,961,666.45x = 91,027,208.97 × 36,592,999.92
  4. Step 4: Simplify right side
    65,961,666.45x = 3,330,958,650,557,033.50
  5. Step 5: Solve for x
    x = 3,330,958,650,557,033.50/65,961,666.45
  6. Step 6: Final answer
    x = 50,498,400.51

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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.