Home / 21,591,357.86-29,796,876.34-11,802,460.34

Finding the Fourth Proportional to 21,591,357.86, 29,796,876.34 and 11,802,460.34

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Solution

The fourth proportional to 21,591,357.86, 29,796,876.34 and 11,802,460.34 is: 16,287,833.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591,357.86 : 29,796,876.34 = 11,802,460.34 : x
  2. Step 2: Convert to fraction form
    21,591,357.86/29,796,876.34 = 11,802,460.34/x
  3. Step 3: Cross multiply
    21,591,357.86x = 29,796,876.34 × 11,802,460.34
  4. Step 4: Simplify right side
    21,591,357.86x = 351,676,451,258,734.38
  5. Step 5: Solve for x
    x = 351,676,451,258,734.38/21,591,357.86
  6. Step 6: Final answer
    x = 16,287,833.94

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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.