Home / 21,233,837.76-31,706,733.23-16,866,868.97

Finding the Fourth Proportional to 21,233,837.76, 31,706,733.23 and 16,866,868.97

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Solution

The fourth proportional to 21,233,837.76, 31,706,733.23 and 16,866,868.97 is: 25,185,900.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,233,837.76 : 31,706,733.23 = 16,866,868.97 : x
  2. Step 2: Convert to fraction form
    21,233,837.76/31,706,733.23 = 16,866,868.97/x
  3. Step 3: Cross multiply
    21,233,837.76x = 31,706,733.23 × 16,866,868.97
  4. Step 4: Simplify right side
    21,233,837.76x = 534,793,314,614,286.88
  5. Step 5: Solve for x
    x = 534,793,314,614,286.88/21,233,837.76
  6. Step 6: Final answer
    x = 25,185,900.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.