Home / 14,810,908.74-20,440,944.78-8,284,900.74

Finding the Fourth Proportional to 14,810,908.74, 20,440,944.78 and 8,284,900.74

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Solution

The fourth proportional to 14,810,908.74, 20,440,944.78 and 8,284,900.74 is: 11,434,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,810,908.74 : 20,440,944.78 = 8,284,900.74 : x
  2. Step 2: Convert to fraction form
    14,810,908.74/20,440,944.78 = 8,284,900.74/x
  3. Step 3: Cross multiply
    14,810,908.74x = 20,440,944.78 × 8,284,900.74
  4. Step 4: Simplify right side
    14,810,908.74x = 169,351,198,534,121.16
  5. Step 5: Solve for x
    x = 169,351,198,534,121.16/14,810,908.74
  6. Step 6: Final answer
    x = 11,434,220.65

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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.