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Finding the Fourth Proportional to 14,676,965.10, 22,015,447.65 and 7,874,520.30

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Solution

The fourth proportional to 14,676,965.10, 22,015,447.65 and 7,874,520.30 is: 11,811,780.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,676,965.10 : 22,015,447.65 = 7,874,520.30 : x
  2. Step 2: Convert to fraction form
    14,676,965.10/22,015,447.65 = 7,874,520.30/x
  3. Step 3: Cross multiply
    14,676,965.10x = 22,015,447.65 × 7,874,520.30
  4. Step 4: Simplify right side
    14,676,965.10x = 173,361,089,433,512.28
  5. Step 5: Solve for x
    x = 173,361,089,433,512.28/14,676,965.10
  6. Step 6: Final answer
    x = 11,811,780.45

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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.