Home / 73,137,107.30-100,928,648.85-40,096,961.06

Finding the Fourth Proportional to 73,137,107.30, 100,928,648.85 and 40,096,961.06

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Solution

The fourth proportional to 73,137,107.30, 100,928,648.85 and 40,096,961.06 is: 55,333,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,137,107.30 : 100,928,648.85 = 40,096,961.06 : x
  2. Step 2: Convert to fraction form
    73,137,107.30/100,928,648.85 = 40,096,961.06/x
  3. Step 3: Cross multiply
    73,137,107.30x = 100,928,648.85 × 40,096,961.06
  4. Step 4: Simplify right side
    73,137,107.30x = 4,046,932,102,776,864
  5. Step 5: Solve for x
    x = 4,046,932,102,776,864/73,137,107.30
  6. Step 6: Final answer
    x = 55,333,499.67

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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.