Home / 21,917,592.50-32,866,670.30-11,680,544.12

Finding the Fourth Proportional to 21,917,592.50, 32,866,670.30 and 11,680,544.12

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Solution

The fourth proportional to 21,917,592.50, 32,866,670.30 and 11,680,544.12 is: 17,515,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,917,592.50 : 32,866,670.30 = 11,680,544.12 : x
  2. Step 2: Convert to fraction form
    21,917,592.50/32,866,670.30 = 11,680,544.12/x
  3. Step 3: Cross multiply
    21,917,592.50x = 32,866,670.30 × 11,680,544.12
  4. Step 4: Simplify right side
    21,917,592.50x = 383,900,592,293,907.56
  5. Step 5: Solve for x
    x = 383,900,592,293,907.56/21,917,592.50
  6. Step 6: Final answer
    x = 17,515,636.92

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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.