Home / 18,166,104.58-25,069,829.70-9,906,618.82

Finding the Fourth Proportional to 18,166,104.58, 25,069,829.70 and 9,906,618.82

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Solution

The fourth proportional to 18,166,104.58, 25,069,829.70 and 9,906,618.82 is: 13,671,464.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166,104.58 : 25,069,829.70 = 9,906,618.82 : x
  2. Step 2: Convert to fraction form
    18,166,104.58/25,069,829.70 = 9,906,618.82/x
  3. Step 3: Cross multiply
    18,166,104.58x = 25,069,829.70 × 9,906,618.82
  4. Step 4: Simplify right side
    18,166,104.58x = 248,357,246,720,214.97
  5. Step 5: Solve for x
    x = 248,357,246,720,214.97/18,166,104.58
  6. Step 6: Final answer
    x = 13,671,464.11

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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.