Home / 8,190,634.80-12,285,952.20-6,596,311.80

Finding the Fourth Proportional to 8,190,634.80, 12,285,952.20 and 6,596,311.80

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Solution

The fourth proportional to 8,190,634.80, 12,285,952.20 and 6,596,311.80 is: 9,894,467.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,634.80 : 12,285,952.20 = 6,596,311.80 : x
  2. Step 2: Convert to fraction form
    8,190,634.80/12,285,952.20 = 6,596,311.80/x
  3. Step 3: Cross multiply
    8,190,634.80x = 12,285,952.20 × 6,596,311.80
  4. Step 4: Simplify right side
    8,190,634.80x = 81,041,971,471,095.95
  5. Step 5: Solve for x
    x = 81,041,971,471,095.95/8,190,634.80
  6. Step 6: Final answer
    x = 9,894,467.70

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Double scale
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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.