Home / 13,782,398.70-20,674,168.08-4,067,011.80

Finding the Fourth Proportional to 13,782,398.70, 20,674,168.08 and 4,067,011.80

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Solution

The fourth proportional to 13,782,398.70, 20,674,168.08 and 4,067,011.80 is: 6,100,685.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,782,398.70 : 20,674,168.08 = 4,067,011.80 : x
  2. Step 2: Convert to fraction form
    13,782,398.70/20,674,168.08 = 4,067,011.80/x
  3. Step 3: Cross multiply
    13,782,398.70x = 20,674,168.08 × 4,067,011.80
  4. Step 4: Simplify right side
    13,782,398.70x = 84,082,085,536,543.33
  5. Step 5: Solve for x
    x = 84,082,085,536,543.33/13,782,398.70
  6. Step 6: Final answer
    x = 6,100,685.91

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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.