Home / 13,344,787.24-18,415,833.38-7,233,219.88

Finding the Fourth Proportional to 13,344,787.24, 18,415,833.38 and 7,233,219.88

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Solution

The fourth proportional to 13,344,787.24, 18,415,833.38 and 7,233,219.88 is: 9,981,858.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344,787.24 : 18,415,833.38 = 7,233,219.88 : x
  2. Step 2: Convert to fraction form
    13,344,787.24/18,415,833.38 = 7,233,219.88/x
  3. Step 3: Cross multiply
    13,344,787.24x = 18,415,833.38 × 7,233,219.88
  4. Step 4: Simplify right side
    13,344,787.24x = 133,205,772,110,983.58
  5. Step 5: Solve for x
    x = 133,205,772,110,983.58/13,344,787.24
  6. Step 6: Final answer
    x = 9,981,858.06

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1.5x scale

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.