Home / 43,538,783.32-65,317,622.82-13,245,859

Finding the Fourth Proportional to 43,538,783.32, 65,317,622.82 and 13,245,859

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Solution

The fourth proportional to 43,538,783.32, 65,317,622.82 and 13,245,859 is: 19,871,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,538,783.32 : 65,317,622.82 = 13,245,859 : x
  2. Step 2: Convert to fraction form
    43,538,783.32/65,317,622.82 = 13,245,859/x
  3. Step 3: Cross multiply
    43,538,783.32x = 65,317,622.82 × 13,245,859
  4. Step 4: Simplify right side
    43,538,783.32x = 865,188,022,088,902.38
  5. Step 5: Solve for x
    x = 865,188,022,088,902.38/43,538,783.32
  6. Step 6: Final answer
    x = 19,871,662.83

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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.