Home / 11,231,808.30-15,499,892.70-6,336,986.40

Finding the Fourth Proportional to 11,231,808.30, 15,499,892.70 and 6,336,986.40

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Solution

The fourth proportional to 11,231,808.30, 15,499,892.70 and 6,336,986.40 is: 8,745,039.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,231,808.30 : 15,499,892.70 = 6,336,986.40 : x
  2. Step 2: Convert to fraction form
    11,231,808.30/15,499,892.70 = 6,336,986.40/x
  3. Step 3: Cross multiply
    11,231,808.30x = 15,499,892.70 × 6,336,986.40
  4. Step 4: Simplify right side
    11,231,808.30x = 98,222,609,241,359.28
  5. Step 5: Solve for x
    x = 98,222,609,241,359.28/11,231,808.30
  6. Step 6: Final answer
    x = 8,745,039.68

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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.