Home / 7,026,111.20-10,539,166.80-4,191,759.20

Finding the Fourth Proportional to 7,026,111.20, 10,539,166.80 and 4,191,759.20

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Solution

The fourth proportional to 7,026,111.20, 10,539,166.80 and 4,191,759.20 is: 6,287,638.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026,111.20 : 10,539,166.80 = 4,191,759.20 : x
  2. Step 2: Convert to fraction form
    7,026,111.20/10,539,166.80 = 4,191,759.20/x
  3. Step 3: Cross multiply
    7,026,111.20x = 10,539,166.80 × 4,191,759.20
  4. Step 4: Simplify right side
    7,026,111.20x = 44,177,649,394,234.56
  5. Step 5: Solve for x
    x = 44,177,649,394,234.56/7,026,111.20
  6. Step 6: Final answer
    x = 6,287,638.80

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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.