Home / 16,683,743.12-25,016,491.70-13,247,555.83

Finding the Fourth Proportional to 16,683,743.12, 25,016,491.70 and 13,247,555.83

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Solution

The fourth proportional to 16,683,743.12, 25,016,491.70 and 13,247,555.83 is: 19,864,089.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,683,743.12 : 25,016,491.70 = 13,247,555.83 : x
  2. Step 2: Convert to fraction form
    16,683,743.12/25,016,491.70 = 13,247,555.83/x
  3. Step 3: Cross multiply
    16,683,743.12x = 25,016,491.70 × 13,247,555.83
  4. Step 4: Simplify right side
    16,683,743.12x = 331,407,370,466,481.62
  5. Step 5: Solve for x
    x = 331,407,370,466,481.62/16,683,743.12
  6. Step 6: Final answer
    x = 19,864,089.74

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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.