Home / 11,992,355.46-16,541,831.66-7,862,654.34

Finding the Fourth Proportional to 11,992,355.46, 16,541,831.66 and 7,862,654.34

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Solution

The fourth proportional to 11,992,355.46, 16,541,831.66 and 7,862,654.34 is: 10,845,467.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,355.46 : 16,541,831.66 = 7,862,654.34 : x
  2. Step 2: Convert to fraction form
    11,992,355.46/16,541,831.66 = 7,862,654.34/x
  3. Step 3: Cross multiply
    11,992,355.46x = 16,541,831.66 × 7,862,654.34
  4. Step 4: Simplify right side
    11,992,355.46x = 130,062,704,453,735.12
  5. Step 5: Solve for x
    x = 130,062,704,453,735.12/11,992,355.46
  6. Step 6: Final answer
    x = 10,845,467.76

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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.