Home / 18,777,745.92-28,166,316.48-5,998,166.40

Finding the Fourth Proportional to 18,777,745.92, 28,166,316.48 and 5,998,166.40

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Solution

The fourth proportional to 18,777,745.92, 28,166,316.48 and 5,998,166.40 is: 8,997,153.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,777,745.92 : 28,166,316.48 = 5,998,166.40 : x
  2. Step 2: Convert to fraction form
    18,777,745.92/28,166,316.48 = 5,998,166.40/x
  3. Step 3: Cross multiply
    18,777,745.92x = 28,166,316.48 × 5,998,166.40
  4. Step 4: Simplify right side
    18,777,745.92x = 168,946,253,122,102.28
  5. Step 5: Solve for x
    x = 168,946,253,122,102.28/18,777,745.92
  6. Step 6: Final answer
    x = 8,997,153.00

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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.