Home / 13,220,390.03-19,824,202.31-5,541,972.48

Finding the Fourth Proportional to 13,220,390.03, 19,824,202.31 and 5,541,972.48

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Solution

The fourth proportional to 13,220,390.03, 19,824,202.31 and 5,541,972.48 is: 8,310,283.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,220,390.03 : 19,824,202.31 = 5,541,972.48 : x
  2. Step 2: Convert to fraction form
    13,220,390.03/19,824,202.31 = 5,541,972.48/x
  3. Step 3: Cross multiply
    13,220,390.03x = 19,824,202.31 × 5,541,972.48
  4. Step 4: Simplify right side
    13,220,390.03x = 109,865,183,612,262.58
  5. Step 5: Solve for x
    x = 109,865,183,612,262.58/13,220,390.03
  6. Step 6: Final answer
    x = 8,310,283.09

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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.