Finding the Fourth Proportional to 11,169,370.95, 16,738,555.86 and 5,089,243.65
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Solution
The fourth proportional to 11,169,370.95, 16,738,555.86 and 5,089,243.65 is: 7,626,802.75
Step by Step Solution
- Step 1: Write the proportion equation
11,169,370.95 : 16,738,555.86 = 5,089,243.65 : x - Step 2: Convert to fraction form
11,169,370.95/16,738,555.86 = 5,089,243.65/x - Step 3: Cross multiply
11,169,370.95x = 16,738,555.86 × 5,089,243.65 - Step 4: Simplify right side
11,169,370.95x = 85,186,589,120,675.30 - Step 5: Solve for x
x = 85,186,589,120,675.30/11,169,370.95 - Step 6: Final answer
x = 7,626,802.75
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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.