Home / 11,873,683.71-16,385,715.09-6,441,175.71

Finding the Fourth Proportional to 11,873,683.71, 16,385,715.09 and 6,441,175.71

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Solution

The fourth proportional to 11,873,683.71, 16,385,715.09 and 6,441,175.71 is: 8,888,839.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,873,683.71 : 16,385,715.09 = 6,441,175.71 : x
  2. Step 2: Convert to fraction form
    11,873,683.71/16,385,715.09 = 6,441,175.71/x
  3. Step 3: Cross multiply
    11,873,683.71x = 16,385,715.09 × 6,441,175.71
  4. Step 4: Simplify right side
    11,873,683.71x = 105,543,270,028,688.47
  5. Step 5: Solve for x
    x = 105,543,270,028,688.47/11,873,683.71
  6. Step 6: Final answer
    x = 8,888,839.61

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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.