Home / 25,181,485.20-37,790,890.20-18,463,021.20

Finding the Fourth Proportional to 25,181,485.20, 37,790,890.20 and 18,463,021.20

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Solution

The fourth proportional to 25,181,485.20, 37,790,890.20 and 18,463,021.20 is: 27,708,215.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181,485.20 : 37,790,890.20 = 18,463,021.20 : x
  2. Step 2: Convert to fraction form
    25,181,485.20/37,790,890.20 = 18,463,021.20/x
  3. Step 3: Cross multiply
    25,181,485.20x = 37,790,890.20 × 18,463,021.20
  4. Step 4: Simplify right side
    25,181,485.20x = 697,734,006,929,472.25
  5. Step 5: Solve for x
    x = 697,734,006,929,472.25/25,181,485.20
  6. Step 6: Final answer
    x = 27,708,215.04

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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.