Home / 16,722,080.64-23,076,455.04-9,478,736.64

Finding the Fourth Proportional to 16,722,080.64, 23,076,455.04 and 9,478,736.64

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Solution

The fourth proportional to 16,722,080.64, 23,076,455.04 and 9,478,736.64 is: 13,080,647.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722,080.64 : 23,076,455.04 = 9,478,736.64 : x
  2. Step 2: Convert to fraction form
    16,722,080.64/23,076,455.04 = 9,478,736.64/x
  3. Step 3: Cross multiply
    16,722,080.64x = 23,076,455.04 × 9,478,736.64
  4. Step 4: Simplify right side
    16,722,080.64x = 218,735,639,908,960.66
  5. Step 5: Solve for x
    x = 218,735,639,908,960.66/16,722,080.64
  6. Step 6: Final answer
    x = 13,080,647.36

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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.