Home / 31,680,326.98-43,718,869.02-17,193,638.98

Finding the Fourth Proportional to 31,680,326.98, 43,718,869.02 and 17,193,638.98

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Solution

The fourth proportional to 31,680,326.98, 43,718,869.02 and 17,193,638.98 is: 23,727,231.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,680,326.98 : 43,718,869.02 = 17,193,638.98 : x
  2. Step 2: Convert to fraction form
    31,680,326.98/43,718,869.02 = 17,193,638.98/x
  3. Step 3: Cross multiply
    31,680,326.98x = 43,718,869.02 × 17,193,638.98
  4. Step 4: Simplify right side
    31,680,326.98x = 751,686,450,543,786.50
  5. Step 5: Solve for x
    x = 751,686,450,543,786.50/31,680,326.98
  6. Step 6: Final answer
    x = 23,727,231.45

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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.