Home / 9,756,828-13,456,840.80-6,661,840.80

Finding the Fourth Proportional to 9,756,828, 13,456,840.80 and 6,661,840.80

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Solution

The fourth proportional to 9,756,828, 13,456,840.80 and 6,661,840.80 is: 9,188,163.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,828 : 13,456,840.80 = 6,661,840.80 : x
  2. Step 2: Convert to fraction form
    9,756,828/13,456,840.80 = 6,661,840.80/x
  3. Step 3: Cross multiply
    9,756,828x = 13,456,840.80 × 6,661,840.80
  4. Step 4: Simplify right side
    9,756,828x = 89,647,331,080,544.64
  5. Step 5: Solve for x
    x = 89,647,331,080,544.64/9,756,828
  6. Step 6: Final answer
    x = 9,188,163.52

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1.5x scale

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.