Home / 11,556,965.85-15,940,933.53-7,432,211.88

Finding the Fourth Proportional to 11,556,965.85, 15,940,933.53 and 7,432,211.88

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Solution

The fourth proportional to 11,556,965.85, 15,940,933.53 and 7,432,211.88 is: 10,251,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556,965.85 : 15,940,933.53 = 7,432,211.88 : x
  2. Step 2: Convert to fraction form
    11,556,965.85/15,940,933.53 = 7,432,211.88/x
  3. Step 3: Cross multiply
    11,556,965.85x = 15,940,933.53 × 7,432,211.88
  4. Step 4: Simplify right side
    11,556,965.85x = 118,476,395,559,956.33
  5. Step 5: Solve for x
    x = 118,476,395,559,956.33/11,556,965.85
  6. Step 6: Final answer
    x = 10,251,513.86

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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.