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Finding the Fourth Proportional to 8,866,974.41, 13,289,678.46 and 6,274,026.23

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Solution

The fourth proportional to 8,866,974.41, 13,289,678.46 and 6,274,026.23 is: 9,403,409.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866,974.41 : 13,289,678.46 = 6,274,026.23 : x
  2. Step 2: Convert to fraction form
    8,866,974.41/13,289,678.46 = 6,274,026.23/x
  3. Step 3: Cross multiply
    8,866,974.41x = 13,289,678.46 × 6,274,026.23
  4. Step 4: Simplify right side
    8,866,974.41x = 83,379,791,179,857.61
  5. Step 5: Solve for x
    x = 83,379,791,179,857.61/8,866,974.41
  6. Step 6: Final answer
    x = 9,403,409.47

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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.