Home / 8,422,118.64-11,622,615.48-4,554,715.32

Finding the Fourth Proportional to 8,422,118.64, 11,622,615.48 and 4,554,715.32

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Solution

The fourth proportional to 8,422,118.64, 11,622,615.48 and 4,554,715.32 is: 6,285,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,118.64 : 11,622,615.48 = 4,554,715.32 : x
  2. Step 2: Convert to fraction form
    8,422,118.64/11,622,615.48 = 4,554,715.32/x
  3. Step 3: Cross multiply
    8,422,118.64x = 11,622,615.48 × 4,554,715.32
  4. Step 4: Simplify right side
    8,422,118.64x = 52,937,704,785,225.16
  5. Step 5: Solve for x
    x = 52,937,704,785,225.16/8,422,118.64
  6. Step 6: Final answer
    x = 6,285,556.76

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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.