Home / 21,410,124.14-29,546,003.79-11,620,571.92

Finding the Fourth Proportional to 21,410,124.14, 29,546,003.79 and 11,620,571.92

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Solution

The fourth proportional to 21,410,124.14, 29,546,003.79 and 11,620,571.92 is: 16,036,406.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,124.14 : 29,546,003.79 = 11,620,571.92 : x
  2. Step 2: Convert to fraction form
    21,410,124.14/29,546,003.79 = 11,620,571.92/x
  3. Step 3: Cross multiply
    21,410,124.14x = 29,546,003.79 × 11,620,571.92
  4. Step 4: Simplify right side
    21,410,124.14x = 343,341,461,990,287.56
  5. Step 5: Solve for x
    x = 343,341,461,990,287.56/21,410,124.14
  6. Step 6: Final answer
    x = 16,036,406.88

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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.