Home / 21,541,995.80-32,336,613.30-13,464,092.60

Finding the Fourth Proportional to 21,541,995.80, 32,336,613.30 and 13,464,092.60

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Solution

The fourth proportional to 21,541,995.80, 32,336,613.30 and 13,464,092.60 is: 20,210,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541,995.80 : 32,336,613.30 = 13,464,092.60 : x
  2. Step 2: Convert to fraction form
    21,541,995.80/32,336,613.30 = 13,464,092.60/x
  3. Step 3: Cross multiply
    21,541,995.80x = 32,336,613.30 × 13,464,092.60
  4. Step 4: Simplify right side
    21,541,995.80x = 435,383,155,841,591.56
  5. Step 5: Solve for x
    x = 435,383,155,841,591.56/21,541,995.80
  6. Step 6: Final answer
    x = 20,210,901.53

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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.