Home / 13,875,288.31-19,145,613.76-8,714,974.33

Finding the Fourth Proportional to 13,875,288.31, 19,145,613.76 and 8,714,974.33

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Solution

The fourth proportional to 13,875,288.31, 19,145,613.76 and 8,714,974.33 is: 12,025,229.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,875,288.31 : 19,145,613.76 = 8,714,974.33 : x
  2. Step 2: Convert to fraction form
    13,875,288.31/19,145,613.76 = 8,714,974.33/x
  3. Step 3: Cross multiply
    13,875,288.31x = 19,145,613.76 × 8,714,974.33
  4. Step 4: Simplify right side
    13,875,288.31x = 166,853,532,450,494.78
  5. Step 5: Solve for x
    x = 166,853,532,450,494.78/13,875,288.31
  6. Step 6: Final answer
    x = 12,025,229.94

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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.