Home / 18,665,236.58-25,759,559.60-10,294,243.79

Finding the Fourth Proportional to 18,665,236.58, 25,759,559.60 and 10,294,243.79

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Solution

The fourth proportional to 18,665,236.58, 25,759,559.60 and 10,294,243.79 is: 14,206,901.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,665,236.58 : 25,759,559.60 = 10,294,243.79 : x
  2. Step 2: Convert to fraction form
    18,665,236.58/25,759,559.60 = 10,294,243.79/x
  3. Step 3: Cross multiply
    18,665,236.58x = 25,759,559.60 × 10,294,243.79
  4. Step 4: Simplify right side
    18,665,236.58x = 265,175,186,496,965.97
  5. Step 5: Solve for x
    x = 265,175,186,496,965.97/18,665,236.58
  6. Step 6: Final answer
    x = 14,206,901.98

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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.