Home / 6,399,150.80-9,598,726.20-4,698,539.60

Finding the Fourth Proportional to 6,399,150.80, 9,598,726.20 and 4,698,539.60

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Solution

The fourth proportional to 6,399,150.80, 9,598,726.20 and 4,698,539.60 is: 7,047,809.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399,150.80 : 9,598,726.20 = 4,698,539.60 : x
  2. Step 2: Convert to fraction form
    6,399,150.80/9,598,726.20 = 4,698,539.60/x
  3. Step 3: Cross multiply
    6,399,150.80x = 9,598,726.20 × 4,698,539.60
  4. Step 4: Simplify right side
    6,399,150.80x = 45,099,995,160,257.52
  5. Step 5: Solve for x
    x = 45,099,995,160,257.52/6,399,150.80
  6. Step 6: Final answer
    x = 7,047,809.40

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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.