Home / 6,646,847.20-9,970,270.80-4,114,290.40

Finding the Fourth Proportional to 6,646,847.20, 9,970,270.80 and 4,114,290.40

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Solution

The fourth proportional to 6,646,847.20, 9,970,270.80 and 4,114,290.40 is: 6,171,435.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,847.20 : 9,970,270.80 = 4,114,290.40 : x
  2. Step 2: Convert to fraction form
    6,646,847.20/9,970,270.80 = 4,114,290.40/x
  3. Step 3: Cross multiply
    6,646,847.20x = 9,970,270.80 × 4,114,290.40
  4. Step 4: Simplify right side
    6,646,847.20x = 41,020,589,437,840.32
  5. Step 5: Solve for x
    x = 41,020,589,437,840.32/6,646,847.20
  6. Step 6: Final answer
    x = 6,171,435.60

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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.