Home / 13,874,671.52-19,134,324.60-11,913,882.56

Finding the Fourth Proportional to 13,874,671.52, 19,134,324.60 and 11,913,882.56

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Solution

The fourth proportional to 13,874,671.52, 19,134,324.60 and 11,913,882.56 is: 16,430,233.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874,671.52 : 19,134,324.60 = 11,913,882.56 : x
  2. Step 2: Convert to fraction form
    13,874,671.52/19,134,324.60 = 11,913,882.56/x
  3. Step 3: Cross multiply
    13,874,671.52x = 19,134,324.60 × 11,913,882.56
  4. Step 4: Simplify right side
    13,874,671.52x = 227,964,096,149,319
  5. Step 5: Solve for x
    x = 227,964,096,149,319/13,874,671.52
  6. Step 6: Final answer
    x = 16,430,233.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.