Home / 12,496,777.20-18,741,491.64-5,308,254

Finding the Fourth Proportional to 12,496,777.20, 18,741,491.64 and 5,308,254

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Solution

The fourth proportional to 12,496,777.20, 18,741,491.64 and 5,308,254 is: 7,960,820.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496,777.20 : 18,741,491.64 = 5,308,254 : x
  2. Step 2: Convert to fraction form
    12,496,777.20/18,741,491.64 = 5,308,254/x
  3. Step 3: Cross multiply
    12,496,777.20x = 18,741,491.64 × 5,308,254
  4. Step 4: Simplify right side
    12,496,777.20x = 99,484,597,963,996.56
  5. Step 5: Solve for x
    x = 99,484,597,963,996.56/12,496,777.20
  6. Step 6: Final answer
    x = 7,960,820.33

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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.