Home / 8,631,112.56-11,910,876.48-4,763,633.64

Finding the Fourth Proportional to 8,631,112.56, 11,910,876.48 and 4,763,633.64

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Solution

The fourth proportional to 8,631,112.56, 11,910,876.48 and 4,763,633.64 is: 6,573,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,112.56 : 11,910,876.48 = 4,763,633.64 : x
  2. Step 2: Convert to fraction form
    8,631,112.56/11,910,876.48 = 4,763,633.64/x
  3. Step 3: Cross multiply
    8,631,112.56x = 11,910,876.48 × 4,763,633.64
  4. Step 4: Simplify right side
    8,631,112.56x = 56,739,051,882,012.79
  5. Step 5: Solve for x
    x = 56,739,051,882,012.79/8,631,112.56
  6. Step 6: Final answer
    x = 6,573,781.94

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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.