Home / 81,446,452.93-122,006,105.74-37,665,845.11

Finding the Fourth Proportional to 81,446,452.93, 122,006,105.74 and 37,665,845.11

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Solution

The fourth proportional to 81,446,452.93, 122,006,105.74 and 37,665,845.11 is: 56,423,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,446,452.93 : 122,006,105.74 = 37,665,845.11 : x
  2. Step 2: Convert to fraction form
    81,446,452.93/122,006,105.74 = 37,665,845.11/x
  3. Step 3: Cross multiply
    81,446,452.93x = 122,006,105.74 × 37,665,845.11
  4. Step 4: Simplify right side
    81,446,452.93x = 4,595,463,081,277,122
  5. Step 5: Solve for x
    x = 4,595,463,081,277,122/81,446,452.93
  6. Step 6: Final answer
    x = 56,423,121.15

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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.