Home / 13,648,042.64-18,811,843.08-9,675,633.68

Finding the Fourth Proportional to 13,648,042.64, 18,811,843.08 and 9,675,633.68

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Solution

The fourth proportional to 13,648,042.64, 18,811,843.08 and 9,675,633.68 is: 13,336,454.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,648,042.64 : 18,811,843.08 = 9,675,633.68 : x
  2. Step 2: Convert to fraction form
    13,648,042.64/18,811,843.08 = 9,675,633.68/x
  3. Step 3: Cross multiply
    13,648,042.64x = 18,811,843.08 × 9,675,633.68
  4. Step 4: Simplify right side
    13,648,042.64x = 182,016,502,487,722.91
  5. Step 5: Solve for x
    x = 182,016,502,487,722.91/13,648,042.64
  6. Step 6: Final answer
    x = 13,336,454.71

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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.