Home / 13,762,153.80-20,658,977.10-8,085,576.60

Finding the Fourth Proportional to 13,762,153.80, 20,658,977.10 and 8,085,576.60

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Solution

The fourth proportional to 13,762,153.80, 20,658,977.10 and 8,085,576.60 is: 12,137,616.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762,153.80 : 20,658,977.10 = 8,085,576.60 : x
  2. Step 2: Convert to fraction form
    13,762,153.80/20,658,977.10 = 8,085,576.60/x
  3. Step 3: Cross multiply
    13,762,153.80x = 20,658,977.10 × 8,085,576.60
  4. Step 4: Simplify right side
    13,762,153.80x = 167,039,741,819,695.88
  5. Step 5: Solve for x
    x = 167,039,741,819,695.88/13,762,153.80
  6. Step 6: Final answer
    x = 12,137,616.27

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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.