Home / 65,961,028.89-91,027,895.18-36,191,669.13

Finding the Fourth Proportional to 65,961,028.89, 91,027,895.18 and 36,191,669.13

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Solution

The fourth proportional to 65,961,028.89, 91,027,895.18 and 36,191,669.13 is: 49,945,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,961,028.89 : 91,027,895.18 = 36,191,669.13 : x
  2. Step 2: Convert to fraction form
    65,961,028.89/91,027,895.18 = 36,191,669.13/x
  3. Step 3: Cross multiply
    65,961,028.89x = 91,027,895.18 × 36,191,669.13
  4. Step 4: Simplify right side
    65,961,028.89x = 3,294,451,463,773,923.50
  5. Step 5: Solve for x
    x = 3,294,451,463,773,923.50/65,961,028.89
  6. Step 6: Final answer
    x = 49,945,422.61

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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.