Home / 36,478,731.17-50,340,200.71-19,958,617.86

Finding the Fourth Proportional to 36,478,731.17, 50,340,200.71 and 19,958,617.86

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Solution

The fourth proportional to 36,478,731.17, 50,340,200.71 and 19,958,617.86 is: 27,542,647.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,478,731.17 : 50,340,200.71 = 19,958,617.86 : x
  2. Step 2: Convert to fraction form
    36,478,731.17/50,340,200.71 = 19,958,617.86/x
  3. Step 3: Cross multiply
    36,478,731.17x = 50,340,200.71 × 19,958,617.86
  4. Step 4: Simplify right side
    36,478,731.17x = 1,004,720,828,765,340.75
  5. Step 5: Solve for x
    x = 1,004,720,828,765,340.75/36,478,731.17
  6. Step 6: Final answer
    x = 27,542,647.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.