Home / 12,567,864.08-18,853,272.55-4,481,989.27

Finding the Fourth Proportional to 12,567,864.08, 18,853,272.55 and 4,481,989.27

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Solution

The fourth proportional to 12,567,864.08, 18,853,272.55 and 4,481,989.27 is: 6,723,510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,864.08 : 18,853,272.55 = 4,481,989.27 : x
  2. Step 2: Convert to fraction form
    12,567,864.08/18,853,272.55 = 4,481,989.27/x
  3. Step 3: Cross multiply
    12,567,864.08x = 18,853,272.55 × 4,481,989.27
  4. Step 4: Simplify right side
    12,567,864.08x = 84,500,165,231,954.84
  5. Step 5: Solve for x
    x = 84,500,165,231,954.84/12,567,864.08
  6. Step 6: Final answer
    x = 6,723,510.43

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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.