Home / 13,783,933.15-20,675,894.86-3,686,291.71

Finding the Fourth Proportional to 13,783,933.15, 20,675,894.86 and 3,686,291.71

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Solution

The fourth proportional to 13,783,933.15, 20,675,894.86 and 3,686,291.71 is: 5,529,436.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,783,933.15 : 20,675,894.86 = 3,686,291.71 : x
  2. Step 2: Convert to fraction form
    13,783,933.15/20,675,894.86 = 3,686,291.71/x
  3. Step 3: Cross multiply
    13,783,933.15x = 20,675,894.86 × 3,686,291.71
  4. Step 4: Simplify right side
    13,783,933.15x = 76,217,379,772,167.73
  5. Step 5: Solve for x
    x = 76,217,379,772,167.73/13,783,933.15
  6. Step 6: Final answer
    x = 5,529,436.26

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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.