Home / 21,504,722.30-32,257,083.45-19,862,431.10

Finding the Fourth Proportional to 21,504,722.30, 32,257,083.45 and 19,862,431.10

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Solution

The fourth proportional to 21,504,722.30, 32,257,083.45 and 19,862,431.10 is: 29,793,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504,722.30 : 32,257,083.45 = 19,862,431.10 : x
  2. Step 2: Convert to fraction form
    21,504,722.30/32,257,083.45 = 19,862,431.10/x
  3. Step 3: Cross multiply
    21,504,722.30x = 32,257,083.45 × 19,862,431.10
  4. Step 4: Simplify right side
    21,504,722.30x = 640,704,097,512,575.38
  5. Step 5: Solve for x
    x = 640,704,097,512,575.38/21,504,722.30
  6. Step 6: Final answer
    x = 29,793,646.65

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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.