Home / 30,363,794.47-41,858,454.88-21,646,833.47

Finding the Fourth Proportional to 30,363,794.47, 41,858,454.88 and 21,646,833.47

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Solution

The fourth proportional to 30,363,794.47, 41,858,454.88 and 21,646,833.47 is: 29,841,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,363,794.47 : 41,858,454.88 = 21,646,833.47 : x
  2. Step 2: Convert to fraction form
    30,363,794.47/41,858,454.88 = 21,646,833.47/x
  3. Step 3: Cross multiply
    30,363,794.47x = 41,858,454.88 × 21,646,833.47
  4. Step 4: Simplify right side
    30,363,794.47x = 906,103,002,073,604.38
  5. Step 5: Solve for x
    x = 906,103,002,073,604.38/30,363,794.47
  6. Step 6: Final answer
    x = 29,841,560.25

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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.