Home / 29,315,790.62-43,959,358.32-12,039,373.64

Finding the Fourth Proportional to 29,315,790.62, 43,959,358.32 and 12,039,373.64

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Solution

The fourth proportional to 29,315,790.62, 43,959,358.32 and 12,039,373.64 is: 18,053,176.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315,790.62 : 43,959,358.32 = 12,039,373.64 : x
  2. Step 2: Convert to fraction form
    29,315,790.62/43,959,358.32 = 12,039,373.64/x
  3. Step 3: Cross multiply
    29,315,790.62x = 43,959,358.32 × 12,039,373.64
  4. Step 4: Simplify right side
    29,315,790.62x = 529,243,139,789,122.69
  5. Step 5: Solve for x
    x = 529,243,139,789,122.69/29,315,790.62
  6. Step 6: Final answer
    x = 18,053,176.41

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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.