Home / 22,809,372.38-34,219,165.53-7,662,890.78

Finding the Fourth Proportional to 22,809,372.38, 34,219,165.53 and 7,662,890.78

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Solution

The fourth proportional to 22,809,372.38, 34,219,165.53 and 7,662,890.78 is: 11,496,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,809,372.38 : 34,219,165.53 = 7,662,890.78 : x
  2. Step 2: Convert to fraction form
    22,809,372.38/34,219,165.53 = 7,662,890.78/x
  3. Step 3: Cross multiply
    22,809,372.38x = 34,219,165.53 × 7,662,890.78
  4. Step 4: Simplify right side
    22,809,372.38x = 262,217,728,039,130.84
  5. Step 5: Solve for x
    x = 262,217,728,039,130.84/22,809,372.38
  6. Step 6: Final answer
    x = 11,496,051.87

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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.