Home / 13,471,033.46-20,219,325.03-8,337,936.20

Finding the Fourth Proportional to 13,471,033.46, 20,219,325.03 and 8,337,936.20

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Solution

The fourth proportional to 13,471,033.46, 20,219,325.03 and 8,337,936.20 is: 12,514,811.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,033.46 : 20,219,325.03 = 8,337,936.20 : x
  2. Step 2: Convert to fraction form
    13,471,033.46/20,219,325.03 = 8,337,936.20/x
  3. Step 3: Cross multiply
    13,471,033.46x = 20,219,325.03 × 8,337,936.20
  4. Step 4: Simplify right side
    13,471,033.46x = 168,587,442,006,106.47
  5. Step 5: Solve for x
    x = 168,587,442,006,106.47/13,471,033.46
  6. Step 6: Final answer
    x = 12,514,811.32

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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.