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Finding the Fourth Proportional to 22,874,986.04, 31,540,811 and 17,063,678.70

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Solution

The fourth proportional to 22,874,986.04, 31,540,811 and 17,063,678.70 is: 23,527,982.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,874,986.04 : 31,540,811 = 17,063,678.70 : x
  2. Step 2: Convert to fraction form
    22,874,986.04/31,540,811 = 17,063,678.70/x
  3. Step 3: Cross multiply
    22,874,986.04x = 31,540,811 × 17,063,678.70
  4. Step 4: Simplify right side
    22,874,986.04x = 538,202,264,841,425.69
  5. Step 5: Solve for x
    x = 538,202,264,841,425.69/22,874,986.04
  6. Step 6: Final answer
    x = 23,527,982.23

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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.