Home / 13,821,576.77-19,080,681.25-8,596,269.25

Finding the Fourth Proportional to 13,821,576.77, 19,080,681.25 and 8,596,269.25

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Solution

The fourth proportional to 13,821,576.77, 19,080,681.25 and 8,596,269.25 is: 11,867,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,576.77 : 19,080,681.25 = 8,596,269.25 : x
  2. Step 2: Convert to fraction form
    13,821,576.77/19,080,681.25 = 8,596,269.25/x
  3. Step 3: Cross multiply
    13,821,576.77x = 19,080,681.25 × 8,596,269.25
  4. Step 4: Simplify right side
    13,821,576.77x = 164,022,673,403,023.12
  5. Step 5: Solve for x
    x = 164,022,673,403,023.12/13,821,576.77
  6. Step 6: Final answer
    x = 11,867,146.29

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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.