Home / 18,439,960.96-25,446,477.90-10,179,845.92

Finding the Fourth Proportional to 18,439,960.96, 25,446,477.90 and 10,179,845.92

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Solution

The fourth proportional to 18,439,960.96, 25,446,477.90 and 10,179,845.92 is: 14,047,818.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439,960.96 : 25,446,477.90 = 10,179,845.92 : x
  2. Step 2: Convert to fraction form
    18,439,960.96/25,446,477.90 = 10,179,845.92/x
  3. Step 3: Cross multiply
    18,439,960.96x = 25,446,477.90 × 10,179,845.92
  4. Step 4: Simplify right side
    18,439,960.96x = 259,041,224,228,685.16
  5. Step 5: Solve for x
    x = 259,041,224,228,685.16/18,439,960.96
  6. Step 6: Final answer
    x = 14,047,818.47

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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.