Finding the Fourth Proportional to 9,702,684.27, 13,389,469.65 and 5,351,677.11
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Solution
The fourth proportional to 9,702,684.27, 13,389,469.65 and 5,351,677.11 is: 7,385,184.99
Step by Step Solution
- Step 1: Write the proportion equation
9,702,684.27 : 13,389,469.65 = 5,351,677.11 : x - Step 2: Convert to fraction form
9,702,684.27/13,389,469.65 = 5,351,677.11/x - Step 3: Cross multiply
9,702,684.27x = 13,389,469.65 × 5,351,677.11 - Step 4: Simplify right side
9,702,684.27x = 71,656,118,240,944.72 - Step 5: Solve for x
x = 71,656,118,240,944.72/9,702,684.27 - Step 6: Final answer
x = 7,385,184.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.