Home / 8,078,126.32-11,147,845.64-4,407,125.32

Finding the Fourth Proportional to 8,078,126.32, 11,147,845.64 and 4,407,125.32

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Solution

The fourth proportional to 8,078,126.32, 11,147,845.64 and 4,407,125.32 is: 6,081,850.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,126.32 : 11,147,845.64 = 4,407,125.32 : x
  2. Step 2: Convert to fraction form
    8,078,126.32/11,147,845.64 = 4,407,125.32/x
  3. Step 3: Cross multiply
    8,078,126.32x = 11,147,845.64 × 4,407,125.32
  4. Step 4: Simplify right side
    8,078,126.32x = 49,129,952,783,495.61
  5. Step 5: Solve for x
    x = 49,129,952,783,495.61/8,078,126.32
  6. Step 6: Final answer
    x = 6,081,850.03

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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.