Home / 13,529,669.70-20,292,344.22-3,942,805.77

Finding the Fourth Proportional to 13,529,669.70, 20,292,344.22 and 3,942,805.77

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Solution

The fourth proportional to 13,529,669.70, 20,292,344.22 and 3,942,805.77 is: 5,913,579.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529,669.70 : 20,292,344.22 = 3,942,805.77 : x
  2. Step 2: Convert to fraction form
    13,529,669.70/20,292,344.22 = 3,942,805.77/x
  3. Step 3: Cross multiply
    13,529,669.70x = 20,292,344.22 × 3,942,805.77
  4. Step 4: Simplify right side
    13,529,669.70x = 80,008,771,877,442.14
  5. Step 5: Solve for x
    x = 80,008,771,877,442.14/13,529,669.70
  6. Step 6: Final answer
    x = 5,913,579.09

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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.