Finding the Fourth Proportional to 19,154,114.49, 26,433,236.25 and 10,452,847.59
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Solution
The fourth proportional to 19,154,114.49, 26,433,236.25 and 10,452,847.59 is: 14,425,234.32
Step by Step Solution
- Step 1: Write the proportion equation
19,154,114.49 : 26,433,236.25 = 10,452,847.59 : x - Step 2: Convert to fraction form
19,154,114.49/26,433,236.25 = 10,452,847.59/x - Step 3: Cross multiply
19,154,114.49x = 26,433,236.25 × 10,452,847.59 - Step 4: Simplify right side
19,154,114.49x = 276,302,589,805,581 - Step 5: Solve for x
x = 276,302,589,805,581/19,154,114.49 - Step 6: Final answer
x = 14,425,234.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.