Home / 13,216,727.22-19,825,063.54-7,456,846.17

Finding the Fourth Proportional to 13,216,727.22, 19,825,063.54 and 7,456,846.17

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Solution

The fourth proportional to 13,216,727.22, 19,825,063.54 and 7,456,846.17 is: 11,185,253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216,727.22 : 19,825,063.54 = 7,456,846.17 : x
  2. Step 2: Convert to fraction form
    13,216,727.22/19,825,063.54 = 7,456,846.17/x
  3. Step 3: Cross multiply
    13,216,727.22x = 19,825,063.54 × 7,456,846.17
  4. Step 4: Simplify right side
    13,216,727.22x = 147,832,449,183,957.53
  5. Step 5: Solve for x
    x = 147,832,449,183,957.53/13,216,727.22
  6. Step 6: Final answer
    x = 11,185,253.87

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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.