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Finding the Fourth Proportional to 8,584,806.20, 12,863,431.20 and 4,536,013.10

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Solution

The fourth proportional to 8,584,806.20, 12,863,431.20 and 4,536,013.10 is: 6,796,739.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584,806.20 : 12,863,431.20 = 4,536,013.10 : x
  2. Step 2: Convert to fraction form
    8,584,806.20/12,863,431.20 = 4,536,013.10/x
  3. Step 3: Cross multiply
    8,584,806.20x = 12,863,431.20 × 4,536,013.10
  4. Step 4: Simplify right side
    8,584,806.20x = 58,348,692,434,148.71
  5. Step 5: Solve for x
    x = 58,348,692,434,148.71/8,584,806.20
  6. Step 6: Final answer
    x = 6,796,739.62

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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.