Home / 18,359,941.80-27,514,718.22-11,616,283.56

Finding the Fourth Proportional to 18,359,941.80, 27,514,718.22 and 11,616,283.56

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Solution

The fourth proportional to 18,359,941.80, 27,514,718.22 and 11,616,283.56 is: 17,408,484.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359,941.80 : 27,514,718.22 = 11,616,283.56 : x
  2. Step 2: Convert to fraction form
    18,359,941.80/27,514,718.22 = 11,616,283.56/x
  3. Step 3: Cross multiply
    18,359,941.80x = 27,514,718.22 × 11,616,283.56
  4. Step 4: Simplify right side
    18,359,941.80x = 319,618,768,917,018.44
  5. Step 5: Solve for x
    x = 319,618,768,917,018.44/18,359,941.80
  6. Step 6: Final answer
    x = 17,408,484.86

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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.