Finding the Fourth Proportional to 9,580,117.40, 13,218,588.44 and 5,504,949.08
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Solution
The fourth proportional to 9,580,117.40, 13,218,588.44 and 5,504,949.08 is: 7,595,695.67
Step by Step Solution
- Step 1: Write the proportion equation
9,580,117.40 : 13,218,588.44 = 5,504,949.08 : x - Step 2: Convert to fraction form
9,580,117.40/13,218,588.44 = 5,504,949.08/x - Step 3: Cross multiply
9,580,117.40x = 13,218,588.44 × 5,504,949.08 - Step 4: Simplify right side
9,580,117.40x = 72,767,656,271,676.64 - Step 5: Solve for x
x = 72,767,656,271,676.64/9,580,117.40 - Step 6: Final answer
x = 7,595,695.67
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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.