Home / 11,422,129.12-17,138,425.73-4,947,184.82

Finding the Fourth Proportional to 11,422,129.12, 17,138,425.73 and 4,947,184.82

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Solution

The fourth proportional to 11,422,129.12, 17,138,425.73 and 4,947,184.82 is: 7,423,043.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,422,129.12 : 17,138,425.73 = 4,947,184.82 : x
  2. Step 2: Convert to fraction form
    11,422,129.12/17,138,425.73 = 4,947,184.82/x
  3. Step 3: Cross multiply
    11,422,129.12x = 17,138,425.73 × 4,947,184.82
  4. Step 4: Simplify right side
    11,422,129.12x = 84,786,959,610,153.42
  5. Step 5: Solve for x
    x = 84,786,959,610,153.42/11,422,129.12
  6. Step 6: Final answer
    x = 7,423,043.35

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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.