Home / 36,565,015.78-54,831,578.86-13,829,969.80

Finding the Fourth Proportional to 36,565,015.78, 54,831,578.86 and 13,829,969.80

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Solution

The fourth proportional to 36,565,015.78, 54,831,578.86 and 13,829,969.80 is: 20,738,923.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,565,015.78 : 54,831,578.86 = 13,829,969.80 : x
  2. Step 2: Convert to fraction form
    36,565,015.78/54,831,578.86 = 13,829,969.80/x
  3. Step 3: Cross multiply
    36,565,015.78x = 54,831,578.86 × 13,829,969.80
  4. Step 4: Simplify right side
    36,565,015.78x = 758,319,079,720,118.50
  5. Step 5: Solve for x
    x = 758,319,079,720,118.50/36,565,015.78
  6. Step 6: Final answer
    x = 20,738,923.90

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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.