Home / 6,271,996.80-9,407,995.20-4,148,630.40

Finding the Fourth Proportional to 6,271,996.80, 9,407,995.20 and 4,148,630.40

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Solution

The fourth proportional to 6,271,996.80, 9,407,995.20 and 4,148,630.40 is: 6,222,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271,996.80 : 9,407,995.20 = 4,148,630.40 : x
  2. Step 2: Convert to fraction form
    6,271,996.80/9,407,995.20 = 4,148,630.40/x
  3. Step 3: Cross multiply
    6,271,996.80x = 9,407,995.20 × 4,148,630.40
  4. Step 4: Simplify right side
    6,271,996.80x = 39,030,294,889,774.08
  5. Step 5: Solve for x
    x = 39,030,294,889,774.08/6,271,996.80
  6. Step 6: Final answer
    x = 6,222,945.60

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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.