Home / 8,857,606.20-13,286,409.30-8,782,956.60

Finding the Fourth Proportional to 8,857,606.20, 13,286,409.30 and 8,782,956.60

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Solution

The fourth proportional to 8,857,606.20, 13,286,409.30 and 8,782,956.60 is: 13,174,434.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,606.20 : 13,286,409.30 = 8,782,956.60 : x
  2. Step 2: Convert to fraction form
    8,857,606.20/13,286,409.30 = 8,782,956.60/x
  3. Step 3: Cross multiply
    8,857,606.20x = 13,286,409.30 × 8,782,956.60
  4. Step 4: Simplify right side
    8,857,606.20x = 116,693,956,251,736.38
  5. Step 5: Solve for x
    x = 116,693,956,251,736.38/8,857,606.20
  6. Step 6: Final answer
    x = 13,174,434.90

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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.