Finding the Fourth Proportional to 9,302,920.67, 13,954,381.14 and 2,913,673.07
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Solution
The fourth proportional to 9,302,920.67, 13,954,381.14 and 2,913,673.07 is: 4,370,509.65
Step by Step Solution
- Step 1: Write the proportion equation
9,302,920.67 : 13,954,381.14 = 2,913,673.07 : x - Step 2: Convert to fraction form
9,302,920.67/13,954,381.14 = 2,913,673.07/x - Step 3: Cross multiply
9,302,920.67x = 13,954,381.14 × 2,913,673.07 - Step 4: Simplify right side
9,302,920.67x = 40,658,504,536,133.90 - Step 5: Solve for x
x = 40,658,504,536,133.90/9,302,920.67 - Step 6: Final answer
x = 4,370,509.65
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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.