Home / 11,873,701.72-16,385,739.94-6,441,193.72

Finding the Fourth Proportional to 11,873,701.72, 16,385,739.94 and 6,441,193.72

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Solution

The fourth proportional to 11,873,701.72, 16,385,739.94 and 6,441,193.72 is: 8,888,864.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873,701.72 : 16,385,739.94 = 6,441,193.72 : x
  2. Step 2: Convert to fraction form
    11,873,701.72/16,385,739.94 = 6,441,193.72/x
  3. Step 3: Cross multiply
    11,873,701.72x = 16,385,739.94 × 6,441,193.72
  4. Step 4: Simplify right side
    11,873,701.72x = 105,543,725,199,081.17
  5. Step 5: Solve for x
    x = 105,543,725,199,081.17/11,873,701.72
  6. Step 6: Final answer
    x = 8,888,864.46

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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.