Home / 33,460,090.80-50,190,136.20-19,989,985.20

Finding the Fourth Proportional to 33,460,090.80, 50,190,136.20 and 19,989,985.20

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Solution

The fourth proportional to 33,460,090.80, 50,190,136.20 and 19,989,985.20 is: 29,984,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,460,090.80 : 50,190,136.20 = 19,989,985.20 : x
  2. Step 2: Convert to fraction form
    33,460,090.80/50,190,136.20 = 19,989,985.20/x
  3. Step 3: Cross multiply
    33,460,090.80x = 50,190,136.20 × 19,989,985.20
  4. Step 4: Simplify right side
    33,460,090.80x = 1,003,300,079,823,984.25
  5. Step 5: Solve for x
    x = 1,003,300,079,823,984.25/33,460,090.80
  6. Step 6: Final answer
    x = 29,984,977.80

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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.