Home / 13,821,578.28-19,080,683.46-8,596,270.71

Finding the Fourth Proportional to 13,821,578.28, 19,080,683.46 and 8,596,270.71

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Solution

The fourth proportional to 13,821,578.28, 19,080,683.46 and 8,596,270.71 is: 11,867,148.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,578.28 : 19,080,683.46 = 8,596,270.71 : x
  2. Step 2: Convert to fraction form
    13,821,578.28/19,080,683.46 = 8,596,270.71/x
  3. Step 3: Cross multiply
    13,821,578.28x = 19,080,683.46 × 8,596,270.71
  4. Step 4: Simplify right side
    13,821,578.28x = 164,022,720,353,979.47
  5. Step 5: Solve for x
    x = 164,022,720,353,979.47/13,821,578.28
  6. Step 6: Final answer
    x = 11,867,148.38

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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.