Home / 7,783,378.98-11,675,690.55-2,735,821.86

Finding the Fourth Proportional to 7,783,378.98, 11,675,690.55 and 2,735,821.86

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Solution

The fourth proportional to 7,783,378.98, 11,675,690.55 and 2,735,821.86 is: 4,103,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,378.98 : 11,675,690.55 = 2,735,821.86 : x
  2. Step 2: Convert to fraction form
    7,783,378.98/11,675,690.55 = 2,735,821.86/x
  3. Step 3: Cross multiply
    7,783,378.98x = 11,675,690.55 × 2,735,821.86
  4. Step 4: Simplify right side
    7,783,378.98x = 31,942,609,437,285.42
  5. Step 5: Solve for x
    x = 31,942,609,437,285.42/7,783,378.98
  6. Step 6: Final answer
    x = 4,103,951.45

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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.