Home / 18,728,944.79-25,842,635.96-10,466,365.84

Finding the Fourth Proportional to 18,728,944.79, 25,842,635.96 and 10,466,365.84

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Solution

The fourth proportional to 18,728,944.79, 25,842,635.96 and 10,466,365.84 is: 14,441,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,728,944.79 : 25,842,635.96 = 10,466,365.84 : x
  2. Step 2: Convert to fraction form
    18,728,944.79/25,842,635.96 = 10,466,365.84/x
  3. Step 3: Cross multiply
    18,728,944.79x = 25,842,635.96 × 10,466,365.84
  4. Step 4: Simplify right side
    18,728,944.79x = 270,478,482,188,858.94
  5. Step 5: Solve for x
    x = 270,478,482,188,858.94/18,728,944.79
  6. Step 6: Final answer
    x = 14,441,736.32

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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.