Finding the Fourth Proportional to 7,310,689.84, 10,967,716.74 and 2,453,640.76
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Solution
The fourth proportional to 7,310,689.84, 10,967,716.74 and 2,453,640.76 is: 3,681,025.65
Step by Step Solution
- Step 1: Write the proportion equation
7,310,689.84 : 10,967,716.74 = 2,453,640.76 : x - Step 2: Convert to fraction form
7,310,689.84/10,967,716.74 = 2,453,640.76/x - Step 3: Cross multiply
7,310,689.84x = 10,967,716.74 × 2,453,640.76 - Step 4: Simplify right side
7,310,689.84x = 26,910,836,837,398.32 - Step 5: Solve for x
x = 26,910,836,837,398.32/7,310,689.84 - Step 6: Final answer
x = 3,681,025.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.