Home / 13,875,288.81-19,145,614.46-8,714,974.83

Finding the Fourth Proportional to 13,875,288.81, 19,145,614.46 and 8,714,974.83

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Solution

The fourth proportional to 13,875,288.81, 19,145,614.46 and 8,714,974.83 is: 12,025,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,875,288.81 : 19,145,614.46 = 8,714,974.83 : x
  2. Step 2: Convert to fraction form
    13,875,288.81/19,145,614.46 = 8,714,974.83/x
  3. Step 3: Cross multiply
    13,875,288.81x = 19,145,614.46 × 8,714,974.83
  4. Step 4: Simplify right side
    13,875,288.81x = 166,853,548,080,209.16
  5. Step 5: Solve for x
    x = 166,853,548,080,209.16/13,875,288.81
  6. Step 6: Final answer
    x = 12,025,230.64

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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.