Home / 13,529,658.47-20,292,327.36-3,942,794.52

Finding the Fourth Proportional to 13,529,658.47, 20,292,327.36 and 3,942,794.52

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Solution

The fourth proportional to 13,529,658.47, 20,292,327.36 and 3,942,794.52 is: 5,913,562.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,529,658.47 : 20,292,327.36 = 3,942,794.52 : x
  2. Step 2: Convert to fraction form
    13,529,658.47/20,292,327.36 = 3,942,794.52/x
  3. Step 3: Cross multiply
    13,529,658.47x = 20,292,327.36 × 3,942,794.52
  4. Step 4: Simplify right side
    13,529,658.47x = 80,008,477,113,054.06
  5. Step 5: Solve for x
    x = 80,008,477,113,054.06/13,529,658.47
  6. Step 6: Final answer
    x = 5,913,562.22

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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.