Home / 50,426,331.20-75,628,999.20-21,673,404.80

Finding the Fourth Proportional to 50,426,331.20, 75,628,999.20 and 21,673,404.80

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Solution

The fourth proportional to 50,426,331.20, 75,628,999.20 and 21,673,404.80 is: 32,505,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,426,331.20 : 75,628,999.20 = 21,673,404.80 : x
  2. Step 2: Convert to fraction form
    50,426,331.20/75,628,999.20 = 21,673,404.80/x
  3. Step 3: Cross multiply
    50,426,331.20x = 75,628,999.20 × 21,673,404.80
  4. Step 4: Simplify right side
    50,426,331.20x = 1,639,137,914,280,476.25
  5. Step 5: Solve for x
    x = 1,639,137,914,280,476.25/50,426,331.20
  6. Step 6: Final answer
    x = 32,505,595.30

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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.