Finding the Fourth Proportional to 7,409,867.04, 11,113,245.34 and 2,089,838.88
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Solution
The fourth proportional to 7,409,867.04, 11,113,245.34 and 2,089,838.88 is: 3,134,319.69
Step by Step Solution
- Step 1: Write the proportion equation
7,409,867.04 : 11,113,245.34 = 2,089,838.88 : x - Step 2: Convert to fraction form
7,409,867.04/11,113,245.34 = 2,089,838.88/x - Step 3: Cross multiply
7,409,867.04x = 11,113,245.34 × 2,089,838.88 - Step 4: Simplify right side
7,409,867.04x = 23,224,892,194,510.82 - Step 5: Solve for x
x = 23,224,892,194,510.82/7,409,867.04 - Step 6: Final answer
x = 3,134,319.69
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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.