Home / 11,253,903.12-16,861,622.04-8,042,622.48

Finding the Fourth Proportional to 11,253,903.12, 16,861,622.04 and 8,042,622.48

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Solution

The fourth proportional to 11,253,903.12, 16,861,622.04 and 8,042,622.48 is: 12,050,189.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,253,903.12 : 16,861,622.04 = 8,042,622.48 : x
  2. Step 2: Convert to fraction form
    11,253,903.12/16,861,622.04 = 8,042,622.48/x
  3. Step 3: Cross multiply
    11,253,903.12x = 16,861,622.04 × 8,042,622.48
  4. Step 4: Simplify right side
    11,253,903.12x = 135,611,660,468,167.45
  5. Step 5: Solve for x
    x = 135,611,660,468,167.45/11,253,903.12
  6. Step 6: Final answer
    x = 12,050,189.08

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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.