Home / 21,504,049.60-32,256,074.40-17,721,803.20

Finding the Fourth Proportional to 21,504,049.60, 32,256,074.40 and 17,721,803.20

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Solution

The fourth proportional to 21,504,049.60, 32,256,074.40 and 17,721,803.20 is: 26,582,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,049.60 : 32,256,074.40 = 17,721,803.20 : x
  2. Step 2: Convert to fraction form
    21,504,049.60/32,256,074.40 = 17,721,803.20/x
  3. Step 3: Cross multiply
    21,504,049.60x = 32,256,074.40 × 17,721,803.20
  4. Step 4: Simplify right side
    21,504,049.60x = 571,635,802,521,358
  5. Step 5: Solve for x
    x = 571,635,802,521,358/21,504,049.60
  6. Step 6: Final answer
    x = 26,582,704.80

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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.