Home / 21,734,747.82-29,993,317.74-12,442,009.86

Finding the Fourth Proportional to 21,734,747.82, 29,993,317.74 and 12,442,009.86

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Solution

The fourth proportional to 21,734,747.82, 29,993,317.74 and 12,442,009.86 is: 17,169,610.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,747.82 : 29,993,317.74 = 12,442,009.86 : x
  2. Step 2: Convert to fraction form
    21,734,747.82/29,993,317.74 = 12,442,009.86/x
  3. Step 3: Cross multiply
    21,734,747.82x = 29,993,317.74 × 12,442,009.86
  4. Step 4: Simplify right side
    21,734,747.82x = 373,177,155,055,192.88
  5. Step 5: Solve for x
    x = 373,177,155,055,192.88/21,734,747.82
  6. Step 6: Final answer
    x = 17,169,610.53

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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.