Home / 35,878,048.92-49,505,188.50-21,196,105.56

Finding the Fourth Proportional to 35,878,048.92, 49,505,188.50 and 21,196,105.56

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Solution

The fourth proportional to 35,878,048.92, 49,505,188.50 and 21,196,105.56 is: 29,246,774.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,878,048.92 : 49,505,188.50 = 21,196,105.56 : x
  2. Step 2: Convert to fraction form
    35,878,048.92/49,505,188.50 = 21,196,105.56/x
  3. Step 3: Cross multiply
    35,878,048.92x = 49,505,188.50 × 21,196,105.56
  4. Step 4: Simplify right side
    35,878,048.92x = 1,049,317,201,213,698
  5. Step 5: Solve for x
    x = 1,049,317,201,213,698/35,878,048.92
  6. Step 6: Final answer
    x = 29,246,774.36

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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.