Home / 16,683,742.94-25,016,491.42-13,247,555.64

Finding the Fourth Proportional to 16,683,742.94, 25,016,491.42 and 13,247,555.64

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Solution

The fourth proportional to 16,683,742.94, 25,016,491.42 and 13,247,555.64 is: 19,864,089.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683,742.94 : 25,016,491.42 = 13,247,555.64 : x
  2. Step 2: Convert to fraction form
    16,683,742.94/25,016,491.42 = 13,247,555.64/x
  3. Step 3: Cross multiply
    16,683,742.94x = 25,016,491.42 × 13,247,555.64
  4. Step 4: Simplify right side
    16,683,742.94x = 331,407,362,004,032.62
  5. Step 5: Solve for x
    x = 331,407,362,004,032.62/16,683,742.94
  6. Step 6: Final answer
    x = 19,864,089.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.