Home / 8,867,320.80-13,285,234.80-8,300,450.40

Finding the Fourth Proportional to 8,867,320.80, 13,285,234.80 and 8,300,450.40

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Solution

The fourth proportional to 8,867,320.80, 13,285,234.80 and 8,300,450.40 is: 12,435,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867,320.80 : 13,285,234.80 = 8,300,450.40 : x
  2. Step 2: Convert to fraction form
    8,867,320.80/13,285,234.80 = 8,300,450.40/x
  3. Step 3: Cross multiply
    8,867,320.80x = 13,285,234.80 × 8,300,450.40
  4. Step 4: Simplify right side
    8,867,320.80x = 110,273,432,509,753.94
  5. Step 5: Solve for x
    x = 110,273,432,509,753.94/8,867,320.80
  6. Step 6: Final answer
    x = 12,435,935.84

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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.