Finding the Fourth Proportional to 21,937,109.87, 32,886,151.29 and 10,415,468.99
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Solution
The fourth proportional to 21,937,109.87, 32,886,151.29 and 10,415,468.99 is: 15,613,938.71
Step by Step Solution
- Step 1: Write the proportion equation
21,937,109.87 : 32,886,151.29 = 10,415,468.99 : x - Step 2: Convert to fraction form
21,937,109.87/32,886,151.29 = 10,415,468.99/x - Step 3: Cross multiply
21,937,109.87x = 32,886,151.29 × 10,415,468.99 - Step 4: Simplify right side
21,937,109.87x = 342,524,689,043,658.88 - Step 5: Solve for x
x = 342,524,689,043,658.88/21,937,109.87 - Step 6: Final answer
x = 15,613,938.71
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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.