Finding the Fourth Proportional to 22,771,805.78, 34,103,409.34 and 14,548,578.99
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Solution
The fourth proportional to 22,771,805.78, 34,103,409.34 and 14,548,578.99 is: 21,788,177.43
Step by Step Solution
- Step 1: Write the proportion equation
22,771,805.78 : 34,103,409.34 = 14,548,578.99 : x - Step 2: Convert to fraction form
22,771,805.78/34,103,409.34 = 14,548,578.99/x - Step 3: Cross multiply
22,771,805.78x = 34,103,409.34 × 14,548,578.99 - Step 4: Simplify right side
22,771,805.78x = 496,156,144,618,039.88 - Step 5: Solve for x
x = 496,156,144,618,039.88/22,771,805.78 - Step 6: Final answer
x = 21,788,177.43
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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.