Home / 6,288,184.20-9,421,778.70-5,385,390.60

Finding the Fourth Proportional to 6,288,184.20, 9,421,778.70 and 5,385,390.60

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Solution

The fourth proportional to 6,288,184.20, 9,421,778.70 and 5,385,390.60 is: 8,069,095.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,184.20 : 9,421,778.70 = 5,385,390.60 : x
  2. Step 2: Convert to fraction form
    6,288,184.20/9,421,778.70 = 5,385,390.60/x
  3. Step 3: Cross multiply
    6,288,184.20x = 9,421,778.70 × 5,385,390.60
  4. Step 4: Simplify right side
    6,288,184.20x = 50,739,958,446,260.21
  5. Step 5: Solve for x
    x = 50,739,958,446,260.21/6,288,184.20
  6. Step 6: Final answer
    x = 8,069,095.44

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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.