Home / 34,519,388.77-47,637,766.44-18,839,418.96

Finding the Fourth Proportional to 34,519,388.77, 47,637,766.44 and 18,839,418.96

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Solution

The fourth proportional to 34,519,388.77, 47,637,766.44 and 18,839,418.96 is: 25,998,949.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,519,388.77 : 47,637,766.44 = 18,839,418.96 : x
  2. Step 2: Convert to fraction form
    34,519,388.77/47,637,766.44 = 18,839,418.96/x
  3. Step 3: Cross multiply
    34,519,388.77x = 47,637,766.44 × 18,839,418.96
  4. Step 4: Simplify right side
    34,519,388.77x = 897,467,840,281,787.75
  5. Step 5: Solve for x
    x = 897,467,840,281,787.75/34,519,388.77
  6. Step 6: Final answer
    x = 25,998,949.35

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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.