Home / 50,463,934.20-75,731,330.70-21,730,690.80

Finding the Fourth Proportional to 50,463,934.20, 75,731,330.70 and 21,730,690.80

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Solution

The fourth proportional to 50,463,934.20, 75,731,330.70 and 21,730,690.80 is: 32,611,292.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,463,934.20 : 75,731,330.70 = 21,730,690.80 : x
  2. Step 2: Convert to fraction form
    50,463,934.20/75,731,330.70 = 21,730,690.80/x
  3. Step 3: Cross multiply
    50,463,934.20x = 75,731,330.70 × 21,730,690.80
  4. Step 4: Simplify right side
    50,463,934.20x = 1,645,694,131,314,247.75
  5. Step 5: Solve for x
    x = 1,645,694,131,314,247.75/50,463,934.20
  6. Step 6: Final answer
    x = 32,611,292.75

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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.