Home / 33,259,420.80-49,851,806.40-18,889,372.80

Finding the Fourth Proportional to 33,259,420.80, 49,851,806.40 and 18,889,372.80

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Solution

The fourth proportional to 33,259,420.80, 49,851,806.40 and 18,889,372.80 is: 28,312,860.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,259,420.80 : 49,851,806.40 = 18,889,372.80 : x
  2. Step 2: Convert to fraction form
    33,259,420.80/49,851,806.40 = 18,889,372.80/x
  3. Step 3: Cross multiply
    33,259,420.80x = 49,851,806.40 × 18,889,372.80
  4. Step 4: Simplify right side
    33,259,420.80x = 941,669,355,843,025.88
  5. Step 5: Solve for x
    x = 941,669,355,843,025.88/33,259,420.80
  6. Step 6: Final answer
    x = 28,312,860.93

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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.