Home / 16,162,711.21-22,305,014.34-8,821,015.24

Finding the Fourth Proportional to 16,162,711.21, 22,305,014.34 and 8,821,015.24

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Solution

The fourth proportional to 16,162,711.21, 22,305,014.34 and 8,821,015.24 is: 12,173,259.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,162,711.21 : 22,305,014.34 = 8,821,015.24 : x
  2. Step 2: Convert to fraction form
    16,162,711.21/22,305,014.34 = 8,821,015.24/x
  3. Step 3: Cross multiply
    16,162,711.21x = 22,305,014.34 × 8,821,015.24
  4. Step 4: Simplify right side
    16,162,711.21x = 196,752,871,421,558.53
  5. Step 5: Solve for x
    x = 196,752,871,421,558.53/16,162,711.21
  6. Step 6: Final answer
    x = 12,173,259.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.