Home / 16,683,742.62-25,016,490.96-13,247,555.33

Finding the Fourth Proportional to 16,683,742.62, 25,016,490.96 and 13,247,555.33

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Solution

The fourth proportional to 16,683,742.62, 25,016,490.96 and 13,247,555.33 is: 19,864,088.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683,742.62 : 25,016,490.96 = 13,247,555.33 : x
  2. Step 2: Convert to fraction form
    16,683,742.62/25,016,490.96 = 13,247,555.33/x
  3. Step 3: Cross multiply
    16,683,742.62x = 25,016,490.96 × 13,247,555.33
  4. Step 4: Simplify right side
    16,683,742.62x = 331,407,347,963,724.56
  5. Step 5: Solve for x
    x = 331,407,347,963,724.56/16,683,742.62
  6. Step 6: Final answer
    x = 19,864,088.98

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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.