Home / 82,337,225.23-123,505,132.33-20,926,560.48

Finding the Fourth Proportional to 82,337,225.23, 123,505,132.33 and 20,926,560.48

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Solution

The fourth proportional to 82,337,225.23, 123,505,132.33 and 20,926,560.48 is: 31,389,661.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,337,225.23 : 123,505,132.33 = 20,926,560.48 : x
  2. Step 2: Convert to fraction form
    82,337,225.23/123,505,132.33 = 20,926,560.48/x
  3. Step 3: Cross multiply
    82,337,225.23x = 123,505,132.33 × 20,926,560.48
  4. Step 4: Simplify right side
    82,337,225.23x = 2,584,537,621,294,148.50
  5. Step 5: Solve for x
    x = 2,584,537,621,294,148.50/82,337,225.23
  6. Step 6: Final answer
    x = 31,389,661.41

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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.