Home / 5,631,211.70-7,777,487.33-3,817,226.42

Finding the Fourth Proportional to 5,631,211.70, 7,777,487.33 and 3,817,226.42

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Solution

The fourth proportional to 5,631,211.70, 7,777,487.33 and 3,817,226.42 is: 5,272,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631,211.70 : 7,777,487.33 = 3,817,226.42 : x
  2. Step 2: Convert to fraction form
    5,631,211.70/7,777,487.33 = 3,817,226.42/x
  3. Step 3: Cross multiply
    5,631,211.70x = 7,777,487.33 × 3,817,226.42
  4. Step 4: Simplify right side
    5,631,211.70x = 29,688,430,059,317.69
  5. Step 5: Solve for x
    x = 29,688,430,059,317.69/5,631,211.70
  6. Step 6: Final answer
    x = 5,272,121.11

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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.