Home / 21,467,374.66-29,624,954.61-11,677,795.48

Finding the Fourth Proportional to 21,467,374.66, 29,624,954.61 and 11,677,795.48

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Solution

The fourth proportional to 21,467,374.66, 29,624,954.61 and 11,677,795.48 is: 16,115,345.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,467,374.66 : 29,624,954.61 = 11,677,795.48 : x
  2. Step 2: Convert to fraction form
    21,467,374.66/29,624,954.61 = 11,677,795.48/x
  3. Step 3: Cross multiply
    21,467,374.66x = 29,624,954.61 × 11,677,795.48
  4. Step 4: Simplify right side
    21,467,374.66x = 345,954,161,039,863.19
  5. Step 5: Solve for x
    x = 345,954,161,039,863.19/21,467,374.66
  6. Step 6: Final answer
    x = 16,115,345.57

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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.