Home / 21,151,025.02-31,735,508.64-11,555,193.43

Finding the Fourth Proportional to 21,151,025.02, 31,735,508.64 and 11,555,193.43

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Solution

The fourth proportional to 21,151,025.02, 31,735,508.64 and 11,555,193.43 is: 17,337,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,151,025.02 : 31,735,508.64 = 11,555,193.43 : x
  2. Step 2: Convert to fraction form
    21,151,025.02/31,735,508.64 = 11,555,193.43/x
  3. Step 3: Cross multiply
    21,151,025.02x = 31,735,508.64 × 11,555,193.43
  4. Step 4: Simplify right side
    21,151,025.02x = 366,709,940,934,636.25
  5. Step 5: Solve for x
    x = 366,709,940,934,636.25/21,151,025.02
  6. Step 6: Final answer
    x = 17,337,691.23

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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.