Home / 14,222,997.28-19,627,787.95-7,696,626.06

Finding the Fourth Proportional to 14,222,997.28, 19,627,787.95 and 7,696,626.06

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Solution

The fourth proportional to 14,222,997.28, 19,627,787.95 and 7,696,626.06 is: 10,621,371.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222,997.28 : 19,627,787.95 = 7,696,626.06 : x
  2. Step 2: Convert to fraction form
    14,222,997.28/19,627,787.95 = 7,696,626.06/x
  3. Step 3: Cross multiply
    14,222,997.28x = 19,627,787.95 × 7,696,626.06
  4. Step 4: Simplify right side
    14,222,997.28x = 151,067,744,236,123.97
  5. Step 5: Solve for x
    x = 151,067,744,236,123.97/14,222,997.28
  6. Step 6: Final answer
    x = 10,621,371.94

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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.