Home / 13,886,147.39-20,744,771.27-8,988,555.29

Finding the Fourth Proportional to 13,886,147.39, 20,744,771.27 and 8,988,555.29

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Solution

The fourth proportional to 13,886,147.39, 20,744,771.27 and 8,988,555.29 is: 13,428,168.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,886,147.39 : 20,744,771.27 = 8,988,555.29 : x
  2. Step 2: Convert to fraction form
    13,886,147.39/20,744,771.27 = 8,988,555.29/x
  3. Step 3: Cross multiply
    13,886,147.39x = 20,744,771.27 × 8,988,555.29
  4. Step 4: Simplify right side
    13,886,147.39x = 186,465,523,390,131.91
  5. Step 5: Solve for x
    x = 186,465,523,390,131.91/13,886,147.39
  6. Step 6: Final answer
    x = 13,428,168.25

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.