Home / 13,874,313.40-20,810,433.30-5,785,199.80

Finding the Fourth Proportional to 13,874,313.40, 20,810,433.30 and 5,785,199.80

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Solution

The fourth proportional to 13,874,313.40, 20,810,433.30 and 5,785,199.80 is: 8,677,367.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874,313.40 : 20,810,433.30 = 5,785,199.80 : x
  2. Step 2: Convert to fraction form
    13,874,313.40/20,810,433.30 = 5,785,199.80/x
  3. Step 3: Cross multiply
    13,874,313.40x = 20,810,433.30 × 5,785,199.80
  4. Step 4: Simplify right side
    13,874,313.40x = 120,392,514,565,073.34
  5. Step 5: Solve for x
    x = 120,392,514,565,073.34/13,874,313.40
  6. Step 6: Final answer
    x = 8,677,367.38

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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.