Home / 82,681,705.94-123,945,893.62-36,599,005.31

Finding the Fourth Proportional to 82,681,705.94, 123,945,893.62 and 36,599,005.31

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Solution

The fourth proportional to 82,681,705.94, 123,945,893.62 and 36,599,005.31 is: 54,864,572.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,681,705.94 : 123,945,893.62 = 36,599,005.31 : x
  2. Step 2: Convert to fraction form
    82,681,705.94/123,945,893.62 = 36,599,005.31/x
  3. Step 3: Cross multiply
    82,681,705.94x = 123,945,893.62 × 36,599,005.31
  4. Step 4: Simplify right side
    82,681,705.94x = 4,536,296,418,039,848
  5. Step 5: Solve for x
    x = 4,536,296,418,039,848/82,681,705.94
  6. Step 6: Final answer
    x = 54,864,572.12

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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.