Home / 30,967,383.40-42,737,712.38-17,031,194.04

Finding the Fourth Proportional to 30,967,383.40, 42,737,712.38 and 17,031,194.04

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Solution

The fourth proportional to 30,967,383.40, 42,737,712.38 and 17,031,194.04 is: 23,504,545.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,967,383.40 : 42,737,712.38 = 17,031,194.04 : x
  2. Step 2: Convert to fraction form
    30,967,383.40/42,737,712.38 = 17,031,194.04/x
  3. Step 3: Cross multiply
    30,967,383.40x = 42,737,712.38 × 17,031,194.04
  4. Step 4: Simplify right side
    30,967,383.40x = 727,874,272,369,490.25
  5. Step 5: Solve for x
    x = 727,874,272,369,490.25/30,967,383.40
  6. Step 6: Final answer
    x = 23,504,545.51

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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.