Home / 13,436,960.80-20,158,916.08-3,853,040.80

Finding the Fourth Proportional to 13,436,960.80, 20,158,916.08 and 3,853,040.80

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Solution

The fourth proportional to 13,436,960.80, 20,158,916.08 and 3,853,040.80 is: 5,780,557.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436,960.80 : 20,158,916.08 = 3,853,040.80 : x
  2. Step 2: Convert to fraction form
    13,436,960.80/20,158,916.08 = 3,853,040.80/x
  3. Step 3: Cross multiply
    13,436,960.80x = 20,158,916.08 × 3,853,040.80
  4. Step 4: Simplify right side
    13,436,960.80x = 77,673,126,140,016.05
  5. Step 5: Solve for x
    x = 77,673,126,140,016.05/13,436,960.80
  6. Step 6: Final answer
    x = 5,780,557.62

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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.