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Finding the Fourth Proportional to 15,837,866, 21,856,255.08 and 8,594,522

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Solution

The fourth proportional to 15,837,866, 21,856,255.08 and 8,594,522 is: 11,860,440.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,866 : 21,856,255.08 = 8,594,522 : x
  2. Step 2: Convert to fraction form
    15,837,866/21,856,255.08 = 8,594,522/x
  3. Step 3: Cross multiply
    15,837,866x = 21,856,255.08 × 8,594,522
  4. Step 4: Simplify right side
    15,837,866x = 187,844,065,122,671.75
  5. Step 5: Solve for x
    x = 187,844,065,122,671.75/15,837,866
  6. Step 6: Final answer
    x = 11,860,440.36

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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.