Home / 10,502,406.60-15,753,609.90-8,822,790.60

Finding the Fourth Proportional to 10,502,406.60, 15,753,609.90 and 8,822,790.60

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Solution

The fourth proportional to 10,502,406.60, 15,753,609.90 and 8,822,790.60 is: 13,234,185.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,406.60 : 15,753,609.90 = 8,822,790.60 : x
  2. Step 2: Convert to fraction form
    10,502,406.60/15,753,609.90 = 8,822,790.60/x
  3. Step 3: Cross multiply
    10,502,406.60x = 15,753,609.90 × 8,822,790.60
  4. Step 4: Simplify right side
    10,502,406.60x = 138,990,801,341,786.94
  5. Step 5: Solve for x
    x = 138,990,801,341,786.94/10,502,406.60
  6. Step 6: Final answer
    x = 13,234,185.90

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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.