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Finding the Fourth Proportional to 9,489,927.60, 14,234,891.40 and 6,951,841.20

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Solution

The fourth proportional to 9,489,927.60, 14,234,891.40 and 6,951,841.20 is: 10,427,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,927.60 : 14,234,891.40 = 6,951,841.20 : x
  2. Step 2: Convert to fraction form
    9,489,927.60/14,234,891.40 = 6,951,841.20/x
  3. Step 3: Cross multiply
    9,489,927.60x = 14,234,891.40 × 6,951,841.20
  4. Step 4: Simplify right side
    9,489,927.60x = 98,958,704,512,045.69
  5. Step 5: Solve for x
    x = 98,958,704,512,045.69/9,489,927.60
  6. Step 6: Final answer
    x = 10,427,761.80

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1.5x scale

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.