Home / 21,578,180.64-32,383,198.80-10,218,611.04

Finding the Fourth Proportional to 21,578,180.64, 32,383,198.80 and 10,218,611.04

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Solution

The fourth proportional to 21,578,180.64, 32,383,198.80 and 10,218,611.04 is: 15,335,459.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,578,180.64 : 32,383,198.80 = 10,218,611.04 : x
  2. Step 2: Convert to fraction form
    21,578,180.64/32,383,198.80 = 10,218,611.04/x
  3. Step 3: Cross multiply
    21,578,180.64x = 32,383,198.80 × 10,218,611.04
  4. Step 4: Simplify right side
    21,578,180.64x = 330,911,312,768,194.75
  5. Step 5: Solve for x
    x = 330,911,312,768,194.75/21,578,180.64
  6. Step 6: Final answer
    x = 15,335,459.38

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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.