Home / 13,704,449.63-20,548,706.48-5,185,443.11

Finding the Fourth Proportional to 13,704,449.63, 20,548,706.48 and 5,185,443.11

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Solution

The fourth proportional to 13,704,449.63, 20,548,706.48 and 5,185,443.11 is: 7,775,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,704,449.63 : 20,548,706.48 = 5,185,443.11 : x
  2. Step 2: Convert to fraction form
    13,704,449.63/20,548,706.48 = 5,185,443.11/x
  3. Step 3: Cross multiply
    13,704,449.63x = 20,548,706.48 × 5,185,443.11
  4. Step 4: Simplify right side
    13,704,449.63x = 106,554,148,410,201.16
  5. Step 5: Solve for x
    x = 106,554,148,410,201.16/13,704,449.63
  6. Step 6: Final answer
    x = 7,775,149.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.