Finding the Fourth Proportional to 10,191,734.99, 15,287,602.33 and 3,715,295.95
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Solution
The fourth proportional to 10,191,734.99, 15,287,602.33 and 3,715,295.95 is: 5,572,943.87
Step by Step Solution
- Step 1: Write the proportion equation
10,191,734.99 : 15,287,602.33 = 3,715,295.95 : x - Step 2: Convert to fraction form
10,191,734.99/15,287,602.33 = 3,715,295.95/x - Step 3: Cross multiply
10,191,734.99x = 15,287,602.33 × 3,715,295.95 - Step 4: Simplify right side
10,191,734.99x = 56,797,967,045,613.19 - Step 5: Solve for x
x = 56,797,967,045,613.19/10,191,734.99 - Step 6: Final answer
x = 5,572,943.87
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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.