Home / 26,912,114.55-40,408,029.90-20,853,687.15

Finding the Fourth Proportional to 26,912,114.55, 40,408,029.90 and 20,853,687.15

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Solution

The fourth proportional to 26,912,114.55, 40,408,029.90 and 20,853,687.15 is: 31,311,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912,114.55 : 40,408,029.90 = 20,853,687.15 : x
  2. Step 2: Convert to fraction form
    26,912,114.55/40,408,029.90 = 20,853,687.15/x
  3. Step 3: Cross multiply
    26,912,114.55x = 40,408,029.90 × 20,853,687.15
  4. Step 4: Simplify right side
    26,912,114.55x = 842,656,413,882,445.75
  5. Step 5: Solve for x
    x = 842,656,413,882,445.75/26,912,114.55
  6. Step 6: Final answer
    x = 31,311,415.99

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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.