Home / 13,389,941.22-20,086,803.27-4,289,910.15

Finding the Fourth Proportional to 13,389,941.22, 20,086,803.27 and 4,289,910.15

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Solution

The fourth proportional to 13,389,941.22, 20,086,803.27 and 4,289,910.15 is: 6,435,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,389,941.22 : 20,086,803.27 = 4,289,910.15 : x
  2. Step 2: Convert to fraction form
    13,389,941.22/20,086,803.27 = 4,289,910.15/x
  3. Step 3: Cross multiply
    13,389,941.22x = 20,086,803.27 × 4,289,910.15
  4. Step 4: Simplify right side
    13,389,941.22x = 86,170,581,229,026.20
  5. Step 5: Solve for x
    x = 86,170,581,229,026.20/13,389,941.22
  6. Step 6: Final answer
    x = 6,435,471.21

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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.