Home / 68,535,309.82-94,577,845.74-39,166,305.52

Finding the Fourth Proportional to 68,535,309.82, 94,577,845.74 and 39,166,305.52

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Solution

The fourth proportional to 68,535,309.82, 94,577,845.74 and 39,166,305.52 is: 54,048,997.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,535,309.82 : 94,577,845.74 = 39,166,305.52 : x
  2. Step 2: Convert to fraction form
    68,535,309.82/94,577,845.74 = 39,166,305.52/x
  3. Step 3: Cross multiply
    68,535,309.82x = 94,577,845.74 × 39,166,305.52
  4. Step 4: Simplify right side
    68,535,309.82x = 3,704,264,801,676,270.50
  5. Step 5: Solve for x
    x = 3,704,264,801,676,270.50/68,535,309.82
  6. Step 6: Final answer
    x = 54,048,997.68

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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.