Home / 6,205,812.20-9,308,718.30-4,292,624.60

Finding the Fourth Proportional to 6,205,812.20, 9,308,718.30 and 4,292,624.60

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Solution

The fourth proportional to 6,205,812.20, 9,308,718.30 and 4,292,624.60 is: 6,438,936.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,205,812.20 : 9,308,718.30 = 4,292,624.60 : x
  2. Step 2: Convert to fraction form
    6,205,812.20/9,308,718.30 = 4,292,624.60/x
  3. Step 3: Cross multiply
    6,205,812.20x = 9,308,718.30 × 4,292,624.60
  4. Step 4: Simplify right side
    6,205,812.20x = 39,958,833,169,050.18
  5. Step 5: Solve for x
    x = 39,958,833,169,050.18/6,205,812.20
  6. Step 6: Final answer
    x = 6,438,936.90

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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.