Home / 6,443,400.80-9,656,806.80-4,940,040.80

Finding the Fourth Proportional to 6,443,400.80, 9,656,806.80 and 4,940,040.80

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Solution

The fourth proportional to 6,443,400.80, 9,656,806.80 and 4,940,040.80 is: 7,403,702.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,400.80 : 9,656,806.80 = 4,940,040.80 : x
  2. Step 2: Convert to fraction form
    6,443,400.80/9,656,806.80 = 4,940,040.80/x
  3. Step 3: Cross multiply
    6,443,400.80x = 9,656,806.80 × 4,940,040.80
  4. Step 4: Simplify right side
    6,443,400.80x = 47,705,019,589,717.45
  5. Step 5: Solve for x
    x = 47,705,019,589,717.45/6,443,400.80
  6. Step 6: Final answer
    x = 7,403,702.03

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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.