Home / 16,873,438.68-23,285,325.42-9,138,476.52

Finding the Fourth Proportional to 16,873,438.68, 23,285,325.42 and 9,138,476.52

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Solution

The fourth proportional to 16,873,438.68, 23,285,325.42 and 9,138,476.52 is: 12,611,086.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,873,438.68 : 23,285,325.42 = 9,138,476.52 : x
  2. Step 2: Convert to fraction form
    16,873,438.68/23,285,325.42 = 9,138,476.52/x
  3. Step 3: Cross multiply
    16,873,438.68x = 23,285,325.42 × 9,138,476.52
  4. Step 4: Simplify right side
    16,873,438.68x = 212,792,399,611,229.16
  5. Step 5: Solve for x
    x = 212,792,399,611,229.16/16,873,438.68
  6. Step 6: Final answer
    x = 12,611,086.79

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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.