Home / 8,603,511.45-12,907,211.43-2,846,231.47

Finding the Fourth Proportional to 8,603,511.45, 12,907,211.43 and 2,846,231.47

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Solution

The fourth proportional to 8,603,511.45, 12,907,211.43 and 2,846,231.47 is: 4,269,990.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,603,511.45 : 12,907,211.43 = 2,846,231.47 : x
  2. Step 2: Convert to fraction form
    8,603,511.45/12,907,211.43 = 2,846,231.47/x
  3. Step 3: Cross multiply
    8,603,511.45x = 12,907,211.43 × 2,846,231.47
  4. Step 4: Simplify right side
    8,603,511.45x = 36,736,911,314,800.75
  5. Step 5: Solve for x
    x = 36,736,911,314,800.75/8,603,511.45
  6. Step 6: Final answer
    x = 4,269,990.40

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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.