Home / 8,136,909-11,229,459.30-4,515,237

Finding the Fourth Proportional to 8,136,909, 11,229,459.30 and 4,515,237

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Solution

The fourth proportional to 8,136,909, 11,229,459.30 and 4,515,237 is: 6,231,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,909 : 11,229,459.30 = 4,515,237 : x
  2. Step 2: Convert to fraction form
    8,136,909/11,229,459.30 = 4,515,237/x
  3. Step 3: Cross multiply
    8,136,909x = 11,229,459.30 × 4,515,237
  4. Step 4: Simplify right side
    8,136,909x = 50,703,670,121,354.10
  5. Step 5: Solve for x
    x = 50,703,670,121,354.10/8,136,909
  6. Step 6: Final answer
    x = 6,231,318.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.