Home / 82,795,076.78-114,257,961.63-45,626,690.66

Finding the Fourth Proportional to 82,795,076.78, 114,257,961.63 and 45,626,690.66

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Solution

The fourth proportional to 82,795,076.78, 114,257,961.63 and 45,626,690.66 is: 62,965,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,795,076.78 : 114,257,961.63 = 45,626,690.66 : x
  2. Step 2: Convert to fraction form
    82,795,076.78/114,257,961.63 = 45,626,690.66/x
  3. Step 3: Cross multiply
    82,795,076.78x = 114,257,961.63 × 45,626,690.66
  4. Step 4: Simplify right side
    82,795,076.78x = 5,213,212,670,162,869
  5. Step 5: Solve for x
    x = 5,213,212,670,162,869/82,795,076.78
  6. Step 6: Final answer
    x = 62,965,249.54

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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.