Home / 13,216,717.66-19,825,049.22-7,456,836.59

Finding the Fourth Proportional to 13,216,717.66, 19,825,049.22 and 7,456,836.59

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Solution

The fourth proportional to 13,216,717.66, 19,825,049.22 and 7,456,836.59 is: 11,185,239.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216,717.66 : 19,825,049.22 = 7,456,836.59 : x
  2. Step 2: Convert to fraction form
    13,216,717.66/19,825,049.22 = 7,456,836.59/x
  3. Step 3: Cross multiply
    13,216,717.66x = 19,825,049.22 × 7,456,836.59
  4. Step 4: Simplify right side
    13,216,717.66x = 147,832,152,334,713.19
  5. Step 5: Solve for x
    x = 147,832,152,334,713.19/13,216,717.66
  6. Step 6: Final answer
    x = 11,185,239.49

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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.