Home / 26,380,961.92-39,575,199.36-8,186,729.60

Finding the Fourth Proportional to 26,380,961.92, 39,575,199.36 and 8,186,729.60

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Solution

The fourth proportional to 26,380,961.92, 39,575,199.36 and 8,186,729.60 is: 12,281,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380,961.92 : 39,575,199.36 = 8,186,729.60 : x
  2. Step 2: Convert to fraction form
    26,380,961.92/39,575,199.36 = 8,186,729.60/x
  3. Step 3: Cross multiply
    26,380,961.92x = 39,575,199.36 × 8,186,729.60
  4. Step 4: Simplify right side
    26,380,961.92x = 323,991,456,026,413.06
  5. Step 5: Solve for x
    x = 323,991,456,026,413.06/26,380,961.92
  6. Step 6: Final answer
    x = 12,281,260.14

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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.