Finding the Fourth Proportional to 15,989,511.20, 23,984,270.87 and 4,476,674.57
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Solution
The fourth proportional to 15,989,511.20, 23,984,270.87 and 4,476,674.57 is: 6,715,012.99
Step by Step Solution
- Step 1: Write the proportion equation
15,989,511.20 : 23,984,270.87 = 4,476,674.57 : x - Step 2: Convert to fraction form
15,989,511.20/23,984,270.87 = 4,476,674.57/x - Step 3: Cross multiply
15,989,511.20x = 23,984,270.87 × 4,476,674.57 - Step 4: Simplify right side
15,989,511.20x = 107,369,775,341,416.05 - Step 5: Solve for x
x = 107,369,775,341,416.05/15,989,511.20 - Step 6: Final answer
x = 6,715,012.99
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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.