Home / 11,888,005.58-16,405,713.60-6,661,403.63

Finding the Fourth Proportional to 11,888,005.58, 16,405,713.60 and 6,661,403.63

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Solution

The fourth proportional to 11,888,005.58, 16,405,713.60 and 6,661,403.63 is: 9,192,886.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888,005.58 : 16,405,713.60 = 6,661,403.63 : x
  2. Step 2: Convert to fraction form
    11,888,005.58/16,405,713.60 = 6,661,403.63/x
  3. Step 3: Cross multiply
    11,888,005.58x = 16,405,713.60 × 6,661,403.63
  4. Step 4: Simplify right side
    11,888,005.58x = 109,285,080,127,780.36
  5. Step 5: Solve for x
    x = 109,285,080,127,780.36/11,888,005.58
  6. Step 6: Final answer
    x = 9,192,886.01

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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.