Home / 19,471,806.11-29,158,269.71-11,685,819.39

Finding the Fourth Proportional to 19,471,806.11, 29,158,269.71 and 11,685,819.39

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Solution

The fourth proportional to 19,471,806.11, 29,158,269.71 and 11,685,819.39 is: 17,499,058.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,471,806.11 : 29,158,269.71 = 11,685,819.39 : x
  2. Step 2: Convert to fraction form
    19,471,806.11/29,158,269.71 = 11,685,819.39/x
  3. Step 3: Cross multiply
    19,471,806.11x = 29,158,269.71 × 11,685,819.39
  4. Step 4: Simplify right side
    19,471,806.11x = 340,738,273,541,360.38
  5. Step 5: Solve for x
    x = 340,738,273,541,360.38/19,471,806.11
  6. Step 6: Final answer
    x = 17,499,058.47

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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.