Home / 18,166,103.58-25,069,828.32-9,906,617.82

Finding the Fourth Proportional to 18,166,103.58, 25,069,828.32 and 9,906,617.82

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Solution

The fourth proportional to 18,166,103.58, 25,069,828.32 and 9,906,617.82 is: 13,671,462.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166,103.58 : 25,069,828.32 = 9,906,617.82 : x
  2. Step 2: Convert to fraction form
    18,166,103.58/25,069,828.32 = 9,906,617.82/x
  3. Step 3: Cross multiply
    18,166,103.58x = 25,069,828.32 × 9,906,617.82
  4. Step 4: Simplify right side
    18,166,103.58x = 248,357,207,979,252.69
  5. Step 5: Solve for x
    x = 248,357,207,979,252.69/18,166,103.58
  6. Step 6: Final answer
    x = 13,671,462.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.