Home / 65,380,247.20-97,942,824.96-39,757,705.12

Finding the Fourth Proportional to 65,380,247.20, 97,942,824.96 and 39,757,705.12

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Solution

The fourth proportional to 65,380,247.20, 97,942,824.96 and 39,757,705.12 is: 59,558,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,380,247.20 : 97,942,824.96 = 39,757,705.12 : x
  2. Step 2: Convert to fraction form
    65,380,247.20/97,942,824.96 = 39,757,705.12/x
  3. Step 3: Cross multiply
    65,380,247.20x = 97,942,824.96 × 39,757,705.12
  4. Step 4: Simplify right side
    65,380,247.20x = 3,893,981,953,379,455.50
  5. Step 5: Solve for x
    x = 3,893,981,953,379,455.50/65,380,247.20
  6. Step 6: Final answer
    x = 59,558,997.10

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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.