Home / 29,315,778.86-43,959,340.71-12,039,361.86

Finding the Fourth Proportional to 29,315,778.86, 43,959,340.71 and 12,039,361.86

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Solution

The fourth proportional to 29,315,778.86, 43,959,340.71 and 12,039,361.86 is: 18,053,158.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315,778.86 : 43,959,340.71 = 12,039,361.86 : x
  2. Step 2: Convert to fraction form
    29,315,778.86/43,959,340.71 = 12,039,361.86/x
  3. Step 3: Cross multiply
    29,315,778.86x = 43,959,340.71 × 12,039,361.86
  4. Step 4: Simplify right side
    29,315,778.86x = 529,242,410,099,566.81
  5. Step 5: Solve for x
    x = 529,242,410,099,566.81/29,315,778.86
  6. Step 6: Final answer
    x = 18,053,158.76

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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.