Home / 21,743,990.54-30,006,726.18-11,954,601.26

Finding the Fourth Proportional to 21,743,990.54, 30,006,726.18 and 11,954,601.26

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Solution

The fourth proportional to 21,743,990.54, 30,006,726.18 and 11,954,601.26 is: 16,497,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743,990.54 : 30,006,726.18 = 11,954,601.26 : x
  2. Step 2: Convert to fraction form
    21,743,990.54/30,006,726.18 = 11,954,601.26/x
  3. Step 3: Cross multiply
    21,743,990.54x = 30,006,726.18 × 11,954,601.26
  4. Step 4: Simplify right side
    21,743,990.54x = 358,718,446,599,903
  5. Step 5: Solve for x
    x = 358,718,446,599,903/21,743,990.54
  6. Step 6: Final answer
    x = 16,497,360.31

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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.