Home / 12,077,171.75-16,666,629.16-6,570,577.91

Finding the Fourth Proportional to 12,077,171.75, 16,666,629.16 and 6,570,577.91

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Solution

The fourth proportional to 12,077,171.75, 16,666,629.16 and 6,570,577.91 is: 9,067,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077,171.75 : 16,666,629.16 = 6,570,577.91 : x
  2. Step 2: Convert to fraction form
    12,077,171.75/16,666,629.16 = 6,570,577.91/x
  3. Step 3: Cross multiply
    12,077,171.75x = 16,666,629.16 × 6,570,577.91
  4. Step 4: Simplify right side
    12,077,171.75x = 109,509,385,392,857.86
  5. Step 5: Solve for x
    x = 109,509,385,392,857.86/12,077,171.75
  6. Step 6: Final answer
    x = 9,067,469.41

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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.