Home / 6,630,701.20-9,946,051.80-3,791,100.40

Finding the Fourth Proportional to 6,630,701.20, 9,946,051.80 and 3,791,100.40

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Solution

The fourth proportional to 6,630,701.20, 9,946,051.80 and 3,791,100.40 is: 5,686,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,701.20 : 9,946,051.80 = 3,791,100.40 : x
  2. Step 2: Convert to fraction form
    6,630,701.20/9,946,051.80 = 3,791,100.40/x
  3. Step 3: Cross multiply
    6,630,701.20x = 9,946,051.80 × 3,791,100.40
  4. Step 4: Simplify right side
    6,630,701.20x = 37,706,480,957,400.72
  5. Step 5: Solve for x
    x = 37,706,480,957,400.72/6,630,701.20
  6. Step 6: Final answer
    x = 5,686,650.60

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Double scale
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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.