Home / 14,874,813.72-20,527,242.89-8,348,443.18

Finding the Fourth Proportional to 14,874,813.72, 20,527,242.89 and 8,348,443.18

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Solution

The fourth proportional to 14,874,813.72, 20,527,242.89 and 8,348,443.18 is: 11,520,851.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874,813.72 : 20,527,242.89 = 8,348,443.18 : x
  2. Step 2: Convert to fraction form
    14,874,813.72/20,527,242.89 = 8,348,443.18/x
  3. Step 3: Cross multiply
    14,874,813.72x = 20,527,242.89 × 8,348,443.18
  4. Step 4: Simplify right side
    14,874,813.72x = 171,370,520,867,481.78
  5. Step 5: Solve for x
    x = 171,370,520,867,481.78/14,874,813.72
  6. Step 6: Final answer
    x = 11,520,851.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.