Home / 50,196,639.83-75,298,418.78-21,021,103.26

Finding the Fourth Proportional to 50,196,639.83, 75,298,418.78 and 21,021,103.26

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Solution

The fourth proportional to 50,196,639.83, 75,298,418.78 and 21,021,103.26 is: 31,533,103.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,196,639.83 : 75,298,418.78 = 21,021,103.26 : x
  2. Step 2: Convert to fraction form
    50,196,639.83/75,298,418.78 = 21,021,103.26/x
  3. Step 3: Cross multiply
    50,196,639.83x = 75,298,418.78 × 21,021,103.26
  4. Step 4: Simplify right side
    50,196,639.83x = 1,582,855,836,383,998
  5. Step 5: Solve for x
    x = 1,582,855,836,383,998/50,196,639.83
  6. Step 6: Final answer
    x = 31,533,103.45

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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.