Finding the Fourth Proportional to 13,407,566.49, 20,113,350.84 and 6,219,827.01
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Solution
The fourth proportional to 13,407,566.49, 20,113,350.84 and 6,219,827.01 is: 9,330,668.84
Step by Step Solution
- Step 1: Write the proportion equation
13,407,566.49 : 20,113,350.84 = 6,219,827.01 : x - Step 2: Convert to fraction form
13,407,566.49/20,113,350.84 = 6,219,827.01/x - Step 3: Cross multiply
13,407,566.49x = 20,113,350.84 × 6,219,827.01 - Step 4: Simplify right side
13,407,566.49x = 125,101,562,816,238.19 - Step 5: Solve for x
x = 125,101,562,816,238.19/13,407,566.49 - Step 6: Final answer
x = 9,330,668.84
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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.