Home / 5,180,099.71-7,775,538.95-3,815,414.35

Finding the Fourth Proportional to 5,180,099.71, 7,775,538.95 and 3,815,414.35

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Solution

The fourth proportional to 5,180,099.71, 7,775,538.95 and 3,815,414.35 is: 5,727,091.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,099.71 : 7,775,538.95 = 3,815,414.35 : x
  2. Step 2: Convert to fraction form
    5,180,099.71/7,775,538.95 = 3,815,414.35/x
  3. Step 3: Cross multiply
    5,180,099.71x = 7,775,538.95 × 3,815,414.35
  4. Step 4: Simplify right side
    5,180,099.71x = 29,666,902,891,388.57
  5. Step 5: Solve for x
    x = 29,666,902,891,388.57/5,180,099.71
  6. Step 6: Final answer
    x = 5,727,091.09

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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.