Home / 8,422,824.47-11,623,497.77-4,555,345.64

Finding the Fourth Proportional to 8,422,824.47, 11,623,497.77 and 4,555,345.64

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Solution

The fourth proportional to 8,422,824.47, 11,623,497.77 and 4,555,345.64 is: 6,286,376.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,824.47 : 11,623,497.77 = 4,555,345.64 : x
  2. Step 2: Convert to fraction form
    8,422,824.47/11,623,497.77 = 4,555,345.64/x
  3. Step 3: Cross multiply
    8,422,824.47x = 11,623,497.77 × 4,555,345.64
  4. Step 4: Simplify right side
    8,422,824.47x = 52,949,049,841,390.10
  5. Step 5: Solve for x
    x = 52,949,049,841,390.10/8,422,824.47
  6. Step 6: Final answer
    x = 6,286,376.98

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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.