Home / 28,910,203.56-43,307,487.14-17,389,311.12

Finding the Fourth Proportional to 28,910,203.56, 43,307,487.14 and 17,389,311.12

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Solution

The fourth proportional to 28,910,203.56, 43,307,487.14 and 17,389,311.12 is: 26,049,189.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,910,203.56 : 43,307,487.14 = 17,389,311.12 : x
  2. Step 2: Convert to fraction form
    28,910,203.56/43,307,487.14 = 17,389,311.12/x
  3. Step 3: Cross multiply
    28,910,203.56x = 43,307,487.14 × 17,389,311.12
  4. Step 4: Simplify right side
    28,910,203.56x = 753,087,367,615,912.50
  5. Step 5: Solve for x
    x = 753,087,367,615,912.50/28,910,203.56
  6. Step 6: Final answer
    x = 26,049,189.38

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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.