Home / 8,024,991.80-12,037,487.70-5,285,118.20

Finding the Fourth Proportional to 8,024,991.80, 12,037,487.70 and 5,285,118.20

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Solution

The fourth proportional to 8,024,991.80, 12,037,487.70 and 5,285,118.20 is: 7,927,677.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,024,991.80 : 12,037,487.70 = 5,285,118.20 : x
  2. Step 2: Convert to fraction form
    8,024,991.80/12,037,487.70 = 5,285,118.20/x
  3. Step 3: Cross multiply
    8,024,991.80x = 12,037,487.70 × 5,285,118.20
  4. Step 4: Simplify right side
    8,024,991.80x = 63,619,545,325,546.14
  5. Step 5: Solve for x
    x = 63,619,545,325,546.14/8,024,991.80
  6. Step 6: Final answer
    x = 7,927,677.30

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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.