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Finding the Fourth Proportional to 8,584,816.20, 12,863,446.20 and 4,536,023.10

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Solution

The fourth proportional to 8,584,816.20, 12,863,446.20 and 4,536,023.10 is: 6,796,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584,816.20 : 12,863,446.20 = 4,536,023.10 : x
  2. Step 2: Convert to fraction form
    8,584,816.20/12,863,446.20 = 4,536,023.10/x
  3. Step 3: Cross multiply
    8,584,816.20x = 12,863,446.20 × 4,536,023.10
  4. Step 4: Simplify right side
    8,584,816.20x = 58,348,889,108,807.21
  5. Step 5: Solve for x
    x = 58,348,889,108,807.21/8,584,816.20
  6. Step 6: Final answer
    x = 6,796,754.61

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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.