Home / 55,127,932.20-82,691,898.30-16,789,384.80

Finding the Fourth Proportional to 55,127,932.20, 82,691,898.30 and 16,789,384.80

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Solution

The fourth proportional to 55,127,932.20, 82,691,898.30 and 16,789,384.80 is: 25,184,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,127,932.20 : 82,691,898.30 = 16,789,384.80 : x
  2. Step 2: Convert to fraction form
    55,127,932.20/82,691,898.30 = 16,789,384.80/x
  3. Step 3: Cross multiply
    55,127,932.20x = 82,691,898.30 × 16,789,384.80
  4. Step 4: Simplify right side
    55,127,932.20x = 1,388,346,100,401,165.75
  5. Step 5: Solve for x
    x = 1,388,346,100,401,165.75/55,127,932.20
  6. Step 6: Final answer
    x = 25,184,077.20

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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.