Home / 8,012,751.62-11,061,410.16-5,368,152.78

Finding the Fourth Proportional to 8,012,751.62, 11,061,410.16 and 5,368,152.78

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Solution

The fourth proportional to 8,012,751.62, 11,061,410.16 and 5,368,152.78 is: 7,410,605.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012,751.62 : 11,061,410.16 = 5,368,152.78 : x
  2. Step 2: Convert to fraction form
    8,012,751.62/11,061,410.16 = 5,368,152.78/x
  3. Step 3: Cross multiply
    8,012,751.62x = 11,061,410.16 × 5,368,152.78
  4. Step 4: Simplify right side
    8,012,751.62x = 59,379,339,701,124.25
  5. Step 5: Solve for x
    x = 59,379,339,701,124.25/8,012,751.62
  6. Step 6: Final answer
    x = 7,410,605.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.