Home / 22,428,047.55-33,642,071.33-18,840,820.80

Finding the Fourth Proportional to 22,428,047.55, 33,642,071.33 and 18,840,820.80

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Solution

The fourth proportional to 22,428,047.55, 33,642,071.33 and 18,840,820.80 is: 28,261,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,047.55 : 33,642,071.33 = 18,840,820.80 : x
  2. Step 2: Convert to fraction form
    22,428,047.55/33,642,071.33 = 18,840,820.80/x
  3. Step 3: Cross multiply
    22,428,047.55x = 33,642,071.33 × 18,840,820.80
  4. Step 4: Simplify right side
    22,428,047.55x = 633,844,237,269,347.62
  5. Step 5: Solve for x
    x = 633,844,237,269,347.62/22,428,047.55
  6. Step 6: Final answer
    x = 28,261,231.20

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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.