Home / 18,656,999.10-25,746,683.44-10,396,880.12

Finding the Fourth Proportional to 18,656,999.10, 25,746,683.44 and 10,396,880.12

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Solution

The fourth proportional to 18,656,999.10, 25,746,683.44 and 10,396,880.12 is: 14,347,708.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,656,999.10 : 25,746,683.44 = 10,396,880.12 : x
  2. Step 2: Convert to fraction form
    18,656,999.10/25,746,683.44 = 10,396,880.12/x
  3. Step 3: Cross multiply
    18,656,999.10x = 25,746,683.44 × 10,396,880.12
  4. Step 4: Simplify right side
    18,656,999.10x = 267,685,181,198,712.44
  5. Step 5: Solve for x
    x = 267,685,181,198,712.44/18,656,999.10
  6. Step 6: Final answer
    x = 14,347,708.32

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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.