Finding the Fourth Proportional to 9,211,328.36, 13,817,914.14 and 2,821,506.92
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Solution
The fourth proportional to 9,211,328.36, 13,817,914.14 and 2,821,506.92 is: 4,232,542.67
Step by Step Solution
- Step 1: Write the proportion equation
9,211,328.36 : 13,817,914.14 = 2,821,506.92 : x - Step 2: Convert to fraction form
9,211,328.36/13,817,914.14 = 2,821,506.92/x - Step 3: Cross multiply
9,211,328.36x = 13,817,914.14 × 2,821,506.92 - Step 4: Simplify right side
9,211,328.36x = 38,987,340,365,975.85 - Step 5: Solve for x
x = 38,987,340,365,975.85/9,211,328.36 - Step 6: Final answer
x = 4,232,542.67
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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.