Home / 7,387,440.80-11,081,679.60-4,194,096.80

Finding the Fourth Proportional to 7,387,440.80, 11,081,679.60 and 4,194,096.80

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Solution

The fourth proportional to 7,387,440.80, 11,081,679.60 and 4,194,096.80 is: 6,291,439.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387,440.80 : 11,081,679.60 = 4,194,096.80 : x
  2. Step 2: Convert to fraction form
    7,387,440.80/11,081,679.60 = 4,194,096.80/x
  3. Step 3: Cross multiply
    7,387,440.80x = 11,081,679.60 × 4,194,096.80
  4. Step 4: Simplify right side
    7,387,440.80x = 46,477,636,948,985.27
  5. Step 5: Solve for x
    x = 46,477,636,948,985.27/7,387,440.80
  6. Step 6: Final answer
    x = 6,291,439.51

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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.