Home / 13,522,461.80-20,283,692.70-8,483,613.80

Finding the Fourth Proportional to 13,522,461.80, 20,283,692.70 and 8,483,613.80

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Solution

The fourth proportional to 13,522,461.80, 20,283,692.70 and 8,483,613.80 is: 12,725,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,522,461.80 : 20,283,692.70 = 8,483,613.80 : x
  2. Step 2: Convert to fraction form
    13,522,461.80/20,283,692.70 = 8,483,613.80/x
  3. Step 3: Cross multiply
    13,522,461.80x = 20,283,692.70 × 8,483,613.80
  4. Step 4: Simplify right side
    13,522,461.80x = 172,079,015,304,679.28
  5. Step 5: Solve for x
    x = 172,079,015,304,679.28/13,522,461.80
  6. Step 6: Final answer
    x = 12,725,420.70

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1.5x scale

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.