Home / 50,420,664.80-75,650,058.24-19,737,172.88

Finding the Fourth Proportional to 50,420,664.80, 75,650,058.24 and 19,737,172.88

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Solution

The fourth proportional to 50,420,664.80, 75,650,058.24 and 19,737,172.88 is: 29,613,220.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,420,664.80 : 75,650,058.24 = 19,737,172.88 : x
  2. Step 2: Convert to fraction form
    50,420,664.80/75,650,058.24 = 19,737,172.88/x
  3. Step 3: Cross multiply
    50,420,664.80x = 75,650,058.24 × 19,737,172.88
  4. Step 4: Simplify right side
    50,420,664.80x = 1,493,118,277,864,948.25
  5. Step 5: Solve for x
    x = 1,493,118,277,864,948.25/50,420,664.80
  6. Step 6: Final answer
    x = 29,613,220.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.