Home / 13,957,831.96-20,917,594.20-8,831,084.12

Finding the Fourth Proportional to 13,957,831.96, 20,917,594.20 and 8,831,084.12

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Solution

The fourth proportional to 13,957,831.96, 20,917,594.20 and 8,831,084.12 is: 13,234,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957,831.96 : 20,917,594.20 = 8,831,084.12 : x
  2. Step 2: Convert to fraction form
    13,957,831.96/20,917,594.20 = 8,831,084.12/x
  3. Step 3: Cross multiply
    13,957,831.96x = 20,917,594.20 × 8,831,084.12
  4. Step 4: Simplify right side
    13,957,831.96x = 184,725,033,968,224.09
  5. Step 5: Solve for x
    x = 184,725,033,968,224.09/13,957,831.96
  6. Step 6: Final answer
    x = 13,234,507.66

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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.