Home / 6,450,000.40-9,675,000.60-5,753,270.80

Finding the Fourth Proportional to 6,450,000.40, 9,675,000.60 and 5,753,270.80

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Solution

The fourth proportional to 6,450,000.40, 9,675,000.60 and 5,753,270.80 is: 8,629,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450,000.40 : 9,675,000.60 = 5,753,270.80 : x
  2. Step 2: Convert to fraction form
    6,450,000.40/9,675,000.60 = 5,753,270.80/x
  3. Step 3: Cross multiply
    6,450,000.40x = 9,675,000.60 × 5,753,270.80
  4. Step 4: Simplify right side
    6,450,000.40x = 55,662,898,441,962.48
  5. Step 5: Solve for x
    x = 55,662,898,441,962.48/6,450,000.40
  6. Step 6: Final answer
    x = 8,629,906.20

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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.