Home / 50,997,961.92-70,379,682.60-28,677,972.54

Finding the Fourth Proportional to 50,997,961.92, 70,379,682.60 and 28,677,972.54

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Solution

The fourth proportional to 50,997,961.92, 70,379,682.60 and 28,677,972.54 is: 39,577,005.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,997,961.92 : 70,379,682.60 = 28,677,972.54 : x
  2. Step 2: Convert to fraction form
    50,997,961.92/70,379,682.60 = 28,677,972.54/x
  3. Step 3: Cross multiply
    50,997,961.92x = 70,379,682.60 × 28,677,972.54
  4. Step 4: Simplify right side
    50,997,961.92x = 2,018,346,604,976,715.50
  5. Step 5: Solve for x
    x = 2,018,346,604,976,715.50/50,997,961.92
  6. Step 6: Final answer
    x = 39,577,005.22

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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.