Home / 57,368,863.72-79,167,021.06-31,262,848.84

Finding the Fourth Proportional to 57,368,863.72, 79,167,021.06 and 31,262,848.84

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Solution

The fourth proportional to 57,368,863.72, 79,167,021.06 and 31,262,848.84 is: 43,141,635.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,368,863.72 : 79,167,021.06 = 31,262,848.84 : x
  2. Step 2: Convert to fraction form
    57,368,863.72/79,167,021.06 = 31,262,848.84/x
  3. Step 3: Cross multiply
    57,368,863.72x = 79,167,021.06 × 31,262,848.84
  4. Step 4: Simplify right side
    57,368,863.72x = 2,474,986,612,511,876.50
  5. Step 5: Solve for x
    x = 2,474,986,612,511,876.50/57,368,863.72
  6. Step 6: Final answer
    x = 43,141,635.58

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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.