Home / 10,108,488-13,949,687.52-5,524,840.56

Finding the Fourth Proportional to 10,108,488, 13,949,687.52 and 5,524,840.56

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Solution

The fourth proportional to 10,108,488, 13,949,687.52 and 5,524,840.56 is: 7,624,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,108,488 : 13,949,687.52 = 5,524,840.56 : x
  2. Step 2: Convert to fraction form
    10,108,488/13,949,687.52 = 5,524,840.56/x
  3. Step 3: Cross multiply
    10,108,488x = 13,949,687.52 × 5,524,840.56
  4. Step 4: Simplify right side
    10,108,488x = 77,069,799,409,821.80
  5. Step 5: Solve for x
    x = 77,069,799,409,821.80/10,108,488
  6. Step 6: Final answer
    x = 7,624,265.81

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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.