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Finding the Fourth Proportional to 14,984,951.00, 20,679,224.06 and 8,458,636.82

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Solution

The fourth proportional to 14,984,951.00, 20,679,224.06 and 8,458,636.82 is: 11,672,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,951.00 : 20,679,224.06 = 8,458,636.82 : x
  2. Step 2: Convert to fraction form
    14,984,951.00/20,679,224.06 = 8,458,636.82/x
  3. Step 3: Cross multiply
    14,984,951.00x = 20,679,224.06 × 8,458,636.82
  4. Step 4: Simplify right side
    14,984,951.00x = 174,918,045,960,696.34
  5. Step 5: Solve for x
    x = 174,918,045,960,696.34/14,984,951.00
  6. Step 6: Final answer
    x = 11,672,914.11

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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.