Home / 63,603,934.80-95,405,902.20-21,053,662.80

Finding the Fourth Proportional to 63,603,934.80, 95,405,902.20 and 21,053,662.80

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Solution

The fourth proportional to 63,603,934.80, 95,405,902.20 and 21,053,662.80 is: 31,580,494.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,603,934.80 : 95,405,902.20 = 21,053,662.80 : x
  2. Step 2: Convert to fraction form
    63,603,934.80/95,405,902.20 = 21,053,662.80/x
  3. Step 3: Cross multiply
    63,603,934.80x = 95,405,902.20 × 21,053,662.80
  4. Step 4: Simplify right side
    63,603,934.80x = 2,008,643,694,048,578.25
  5. Step 5: Solve for x
    x = 2,008,643,694,048,578.25/63,603,934.80
  6. Step 6: Final answer
    x = 31,580,494.20

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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.