Home / 6,290,408.20-9,435,612.30-6,185,432.20

Finding the Fourth Proportional to 6,290,408.20, 9,435,612.30 and 6,185,432.20

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Solution

The fourth proportional to 6,290,408.20, 9,435,612.30 and 6,185,432.20 is: 9,278,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,290,408.20 : 9,435,612.30 = 6,185,432.20 : x
  2. Step 2: Convert to fraction form
    6,290,408.20/9,435,612.30 = 6,185,432.20/x
  3. Step 3: Cross multiply
    6,290,408.20x = 9,435,612.30 × 6,185,432.20
  4. Step 4: Simplify right side
    6,290,408.20x = 58,363,340,147,136.06
  5. Step 5: Solve for x
    x = 58,363,340,147,136.06/6,290,408.20
  6. Step 6: Final answer
    x = 9,278,148.30

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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.