Home / 10,195,660.45-15,301,855.95-10,115,944.30

Finding the Fourth Proportional to 10,195,660.45, 15,301,855.95 and 10,115,944.30

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Solution

The fourth proportional to 10,195,660.45, 15,301,855.95 and 10,115,944.30 is: 15,182,216.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,195,660.45 : 15,301,855.95 = 10,115,944.30 : x
  2. Step 2: Convert to fraction form
    10,195,660.45/15,301,855.95 = 10,115,944.30/x
  3. Step 3: Cross multiply
    10,195,660.45x = 15,301,855.95 × 10,115,944.30
  4. Step 4: Simplify right side
    10,195,660.45x = 154,792,722,476,823.59
  5. Step 5: Solve for x
    x = 154,792,722,476,823.59/10,195,660.45
  6. Step 6: Final answer
    x = 15,182,216.32

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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.