Home / 40,381,221.20-60,571,831.80-36,350,142.80

Finding the Fourth Proportional to 40,381,221.20, 60,571,831.80 and 36,350,142.80

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Solution

The fourth proportional to 40,381,221.20, 60,571,831.80 and 36,350,142.80 is: 54,525,214.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,381,221.20 : 60,571,831.80 = 36,350,142.80 : x
  2. Step 2: Convert to fraction form
    40,381,221.20/60,571,831.80 = 36,350,142.80/x
  3. Step 3: Cross multiply
    40,381,221.20x = 60,571,831.80 × 36,350,142.80
  4. Step 4: Simplify right side
    40,381,221.20x = 2,201,794,735,587,580.75
  5. Step 5: Solve for x
    x = 2,201,794,735,587,580.75/40,381,221.20
  6. Step 6: Final answer
    x = 54,525,214.20

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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.