Home / 19,139,341.12-26,414,339.16-11,701,367.44

Finding the Fourth Proportional to 19,139,341.12, 26,414,339.16 and 11,701,367.44

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Solution

The fourth proportional to 19,139,341.12, 26,414,339.16 and 11,701,367.44 is: 16,149,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,139,341.12 : 26,414,339.16 = 11,701,367.44 : x
  2. Step 2: Convert to fraction form
    19,139,341.12/26,414,339.16 = 11,701,367.44/x
  3. Step 3: Cross multiply
    19,139,341.12x = 26,414,339.16 × 11,701,367.44
  4. Step 4: Simplify right side
    19,139,341.12x = 309,083,888,195,940.94
  5. Step 5: Solve for x
    x = 309,083,888,195,940.94/19,139,341.12
  6. Step 6: Final answer
    x = 16,149,139.42

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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.