Home / 33,959,309.80-50,938,964.70-20,354,420.20

Finding the Fourth Proportional to 33,959,309.80, 50,938,964.70 and 20,354,420.20

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Solution

The fourth proportional to 33,959,309.80, 50,938,964.70 and 20,354,420.20 is: 30,531,630.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,959,309.80 : 50,938,964.70 = 20,354,420.20 : x
  2. Step 2: Convert to fraction form
    33,959,309.80/50,938,964.70 = 20,354,420.20/x
  3. Step 3: Cross multiply
    33,959,309.80x = 50,938,964.70 × 20,354,420.20
  4. Step 4: Simplify right side
    33,959,309.80x = 1,036,833,092,056,767
  5. Step 5: Solve for x
    x = 1,036,833,092,056,767/33,959,309.80
  6. Step 6: Final answer
    x = 30,531,630.30

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1.5x scale

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.