Finding the Fourth Proportional to 14,643,753.84, 20,209,122 and 8,446,495.68
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Solution
The fourth proportional to 14,643,753.84, 20,209,122 and 8,446,495.68 is: 11,656,591.85
Step by Step Solution
- Step 1: Write the proportion equation
14,643,753.84 : 20,209,122 = 8,446,495.68 : x - Step 2: Convert to fraction form
14,643,753.84/20,209,122 = 8,446,495.68/x - Step 3: Cross multiply
14,643,753.84x = 20,209,122 × 8,446,495.68 - Step 4: Simplify right side
14,643,753.84x = 170,696,261,669,592.97 - Step 5: Solve for x
x = 170,696,261,669,592.97/14,643,753.84 - Step 6: Final answer
x = 11,656,591.85
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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.