Home / 15,239,258.62-21,030,190.45-8,269,936.11

Finding the Fourth Proportional to 15,239,258.62, 21,030,190.45 and 8,269,936.11

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Solution

The fourth proportional to 15,239,258.62, 21,030,190.45 and 8,269,936.11 is: 11,412,519.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,239,258.62 : 21,030,190.45 = 8,269,936.11 : x
  2. Step 2: Convert to fraction form
    15,239,258.62/21,030,190.45 = 8,269,936.11/x
  3. Step 3: Cross multiply
    15,239,258.62x = 21,030,190.45 × 8,269,936.11
  4. Step 4: Simplify right side
    15,239,258.62x = 173,918,331,381,957.34
  5. Step 5: Solve for x
    x = 173,918,331,381,957.34/15,239,258.62
  6. Step 6: Final answer
    x = 11,412,519.19

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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.