Home / 13,696,833.96-20,545,512.84-4,474,831.86

Finding the Fourth Proportional to 13,696,833.96, 20,545,512.84 and 4,474,831.86

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Solution

The fourth proportional to 13,696,833.96, 20,545,512.84 and 4,474,831.86 is: 6,712,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696,833.96 : 20,545,512.84 = 4,474,831.86 : x
  2. Step 2: Convert to fraction form
    13,696,833.96/20,545,512.84 = 4,474,831.86/x
  3. Step 3: Cross multiply
    13,696,833.96x = 20,545,512.84 × 4,474,831.86
  4. Step 4: Simplify right side
    13,696,833.96x = 91,937,715,436,471.09
  5. Step 5: Solve for x
    x = 91,937,715,436,471.09/13,696,833.96
  6. Step 6: Final answer
    x = 6,712,333.35

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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.