Home / 18,528,904.21-25,569,890.23-10,269,499.73

Finding the Fourth Proportional to 18,528,904.21, 25,569,890.23 and 10,269,499.73

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Solution

The fourth proportional to 18,528,904.21, 25,569,890.23 and 10,269,499.73 is: 14,171,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528,904.21 : 25,569,890.23 = 10,269,499.73 : x
  2. Step 2: Convert to fraction form
    18,528,904.21/25,569,890.23 = 10,269,499.73/x
  3. Step 3: Cross multiply
    18,528,904.21x = 25,569,890.23 × 10,269,499.73
  4. Step 4: Simplify right side
    18,528,904.21x = 262,589,980,889,876.22
  5. Step 5: Solve for x
    x = 262,589,980,889,876.22/18,528,904.21
  6. Step 6: Final answer
    x = 14,171,910.97

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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.