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Finding the Fourth Proportional to 8,691,566.20, 13,037,349.30 and 2,302,464.40

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Solution

The fourth proportional to 8,691,566.20, 13,037,349.30 and 2,302,464.40 is: 3,453,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,566.20 : 13,037,349.30 = 2,302,464.40 : x
  2. Step 2: Convert to fraction form
    8,691,566.20/13,037,349.30 = 2,302,464.40/x
  3. Step 3: Cross multiply
    8,691,566.20x = 13,037,349.30 × 2,302,464.40
  4. Step 4: Simplify right side
    8,691,566.20x = 30,018,032,633,614.92
  5. Step 5: Solve for x
    x = 30,018,032,633,614.92/8,691,566.20
  6. Step 6: Final answer
    x = 3,453,696.60

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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.