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Finding the Fourth Proportional to 7,093,506.80, 10,641,815.40 and 2,300,380.40

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Solution

The fourth proportional to 7,093,506.80, 10,641,815.40 and 2,300,380.40 is: 3,451,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,093,506.80 : 10,641,815.40 = 2,300,380.40 : x
  2. Step 2: Convert to fraction form
    7,093,506.80/10,641,815.40 = 2,300,380.40/x
  3. Step 3: Cross multiply
    7,093,506.80x = 10,641,815.40 × 2,300,380.40
  4. Step 4: Simplify right side
    7,093,506.80x = 24,480,223,566,578.16
  5. Step 5: Solve for x
    x = 24,480,223,566,578.16/7,093,506.80
  6. Step 6: Final answer
    x = 3,451,074.94

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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.