Home / 12,335,837.78-17,025,237.68-7,107,845.04

Finding the Fourth Proportional to 12,335,837.78, 17,025,237.68 and 7,107,845.04

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Solution

The fourth proportional to 12,335,837.78, 17,025,237.68 and 7,107,845.04 is: 9,809,852.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335,837.78 : 17,025,237.68 = 7,107,845.04 : x
  2. Step 2: Convert to fraction form
    12,335,837.78/17,025,237.68 = 7,107,845.04/x
  3. Step 3: Cross multiply
    12,335,837.78x = 17,025,237.68 × 7,107,845.04
  4. Step 4: Simplify right side
    12,335,837.78x = 121,012,751,198,609.11
  5. Step 5: Solve for x
    x = 121,012,751,198,609.11/12,335,837.78
  6. Step 6: Final answer
    x = 9,809,852.67

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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.