Home / 6,989,511.20-9,641,825.92-4,810,270.88

Finding the Fourth Proportional to 6,989,511.20, 9,641,825.92 and 4,810,270.88

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Solution

The fourth proportional to 6,989,511.20, 9,641,825.92 and 4,810,270.88 is: 6,635,627.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,511.20 : 9,641,825.92 = 4,810,270.88 : x
  2. Step 2: Convert to fraction form
    6,989,511.20/9,641,825.92 = 4,810,270.88/x
  3. Step 3: Cross multiply
    6,989,511.20x = 9,641,825.92 × 4,810,270.88
  4. Step 4: Simplify right side
    6,989,511.20x = 46,379,794,453,005.21
  5. Step 5: Solve for x
    x = 46,379,794,453,005.21/6,989,511.20
  6. Step 6: Final answer
    x = 6,635,627.75

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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.