Home / 14,659,944.80-20,230,040.40-8,133,504.80

Finding the Fourth Proportional to 14,659,944.80, 20,230,040.40 and 8,133,504.80

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Solution

The fourth proportional to 14,659,944.80, 20,230,040.40 and 8,133,504.80 is: 11,223,857.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,659,944.80 : 20,230,040.40 = 8,133,504.80 : x
  2. Step 2: Convert to fraction form
    14,659,944.80/20,230,040.40 = 8,133,504.80/x
  3. Step 3: Cross multiply
    14,659,944.80x = 20,230,040.40 × 8,133,504.80
  4. Step 4: Simplify right side
    14,659,944.80x = 164,541,130,697,593.91
  5. Step 5: Solve for x
    x = 164,541,130,697,593.91/14,659,944.80
  6. Step 6: Final answer
    x = 11,223,857.45

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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.