Home / 20,905,949.24-28,851,028.03-14,304,383.49

Finding the Fourth Proportional to 20,905,949.24, 28,851,028.03 and 14,304,383.49

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Solution

The fourth proportional to 20,905,949.24, 28,851,028.03 and 14,304,383.49 is: 19,740,608.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,905,949.24 : 28,851,028.03 = 14,304,383.49 : x
  2. Step 2: Convert to fraction form
    20,905,949.24/28,851,028.03 = 14,304,383.49/x
  3. Step 3: Cross multiply
    20,905,949.24x = 28,851,028.03 × 14,304,383.49
  4. Step 4: Simplify right side
    20,905,949.24x = 412,696,168,931,548.38
  5. Step 5: Solve for x
    x = 412,696,168,931,548.38/20,905,949.24
  6. Step 6: Final answer
    x = 19,740,608.97

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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.