Home / 30,071,453.48-41,498,634.32-16,320,421.16

Finding the Fourth Proportional to 30,071,453.48, 41,498,634.32 and 16,320,421.16

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Solution

The fourth proportional to 30,071,453.48, 41,498,634.32 and 16,320,421.16 is: 22,522,196.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,071,453.48 : 41,498,634.32 = 16,320,421.16 : x
  2. Step 2: Convert to fraction form
    30,071,453.48/41,498,634.32 = 16,320,421.16/x
  3. Step 3: Cross multiply
    30,071,453.48x = 41,498,634.32 × 16,320,421.16
  4. Step 4: Simplify right side
    30,071,453.48x = 677,275,189,667,230.25
  5. Step 5: Solve for x
    x = 677,275,189,667,230.25/30,071,453.48
  6. Step 6: Final answer
    x = 22,522,196.68

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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.