Finding the Fourth Proportional to 19,562,394.67, 29,345,720.22 and 7,264,915.54
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Solution
The fourth proportional to 19,562,394.67, 29,345,720.22 and 7,264,915.54 is: 10,898,163.67
Step by Step Solution
- Step 1: Write the proportion equation
19,562,394.67 : 29,345,720.22 = 7,264,915.54 : x - Step 2: Convert to fraction form
19,562,394.67/29,345,720.22 = 7,264,915.54/x - Step 3: Cross multiply
19,562,394.67x = 29,345,720.22 × 7,264,915.54 - Step 4: Simplify right side
19,562,394.67x = 213,194,178,785,405.91 - Step 5: Solve for x
x = 213,194,178,785,405.91/19,562,394.67 - Step 6: Final answer
x = 10,898,163.67
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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.