Home / 9,659,822.80-14,489,734.20-8,929,915.60

Finding the Fourth Proportional to 9,659,822.80, 14,489,734.20 and 8,929,915.60

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Solution

The fourth proportional to 9,659,822.80, 14,489,734.20 and 8,929,915.60 is: 13,394,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,659,822.80 : 14,489,734.20 = 8,929,915.60 : x
  2. Step 2: Convert to fraction form
    9,659,822.80/14,489,734.20 = 8,929,915.60/x
  3. Step 3: Cross multiply
    9,659,822.80x = 14,489,734.20 × 8,929,915.60
  4. Step 4: Simplify right side
    9,659,822.80x = 129,392,103,472,433.52
  5. Step 5: Solve for x
    x = 129,392,103,472,433.52/9,659,822.80
  6. Step 6: Final answer
    x = 13,394,873.40

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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.