Home / 11,540,417.58-15,924,388.95-6,647,231.07

Finding the Fourth Proportional to 11,540,417.58, 15,924,388.95 and 6,647,231.07

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Solution

The fourth proportional to 11,540,417.58, 15,924,388.95 and 6,647,231.07 is: 9,172,379.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540,417.58 : 15,924,388.95 = 6,647,231.07 : x
  2. Step 2: Convert to fraction form
    11,540,417.58/15,924,388.95 = 6,647,231.07/x
  3. Step 3: Cross multiply
    11,540,417.58x = 15,924,388.95 × 6,647,231.07
  4. Step 4: Simplify right side
    11,540,417.58x = 105,853,092,999,204.67
  5. Step 5: Solve for x
    x = 105,853,092,999,204.67/11,540,417.58
  6. Step 6: Final answer
    x = 9,172,379.79

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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.