Home / 25,383,498.88-38,042,900.16-11,890,583.68

Finding the Fourth Proportional to 25,383,498.88, 38,042,900.16 and 11,890,583.68

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Solution

The fourth proportional to 25,383,498.88, 38,042,900.16 and 11,890,583.68 is: 17,820,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383,498.88 : 38,042,900.16 = 11,890,583.68 : x
  2. Step 2: Convert to fraction form
    25,383,498.88/38,042,900.16 = 11,890,583.68/x
  3. Step 3: Cross multiply
    25,383,498.88x = 38,042,900.16 × 11,890,583.68
  4. Step 4: Simplify right side
    25,383,498.88x = 452,352,287,782,365.31
  5. Step 5: Solve for x
    x = 452,352,287,782,365.31/25,383,498.88
  6. Step 6: Final answer
    x = 17,820,722.43

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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.