Home / 5,760,605.20-8,640,907.80-5,494,884.70

Finding the Fourth Proportional to 5,760,605.20, 8,640,907.80 and 5,494,884.70

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Solution

The fourth proportional to 5,760,605.20, 8,640,907.80 and 5,494,884.70 is: 8,242,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,605.20 : 8,640,907.80 = 5,494,884.70 : x
  2. Step 2: Convert to fraction form
    5,760,605.20/8,640,907.80 = 5,494,884.70/x
  3. Step 3: Cross multiply
    5,760,605.20x = 8,640,907.80 × 5,494,884.70
  4. Step 4: Simplify right side
    5,760,605.20x = 47,480,792,064,330.66
  5. Step 5: Solve for x
    x = 47,480,792,064,330.66/5,760,605.20
  6. Step 6: Final answer
    x = 8,242,327.05

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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.