Home / 8,886,028.40-13,329,042.60-8,193,186.80

Finding the Fourth Proportional to 8,886,028.40, 13,329,042.60 and 8,193,186.80

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Solution

The fourth proportional to 8,886,028.40, 13,329,042.60 and 8,193,186.80 is: 12,289,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886,028.40 : 13,329,042.60 = 8,193,186.80 : x
  2. Step 2: Convert to fraction form
    8,886,028.40/13,329,042.60 = 8,193,186.80/x
  3. Step 3: Cross multiply
    8,886,028.40x = 13,329,042.60 × 8,193,186.80
  4. Step 4: Simplify right side
    8,886,028.40x = 109,207,335,886,957.67
  5. Step 5: Solve for x
    x = 109,207,335,886,957.67/8,886,028.40
  6. Step 6: Final answer
    x = 12,289,780.20

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Similar ratio
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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.