Home / 5,167,477.78-7,123,728.09-3,634,828.18

Finding the Fourth Proportional to 5,167,477.78, 7,123,728.09 and 3,634,828.18

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Solution

The fourth proportional to 5,167,477.78, 7,123,728.09 and 3,634,828.18 is: 5,010,863.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167,477.78 : 7,123,728.09 = 3,634,828.18 : x
  2. Step 2: Convert to fraction form
    5,167,477.78/7,123,728.09 = 3,634,828.18/x
  3. Step 3: Cross multiply
    5,167,477.78x = 7,123,728.09 × 3,634,828.18
  4. Step 4: Simplify right side
    5,167,477.78x = 25,893,527,608,189.58
  5. Step 5: Solve for x
    x = 25,893,527,608,189.58/5,167,477.78
  6. Step 6: Final answer
    x = 5,010,863.85

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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.