Finding the Fourth Proportional to 14,808,321.84, 22,194,290.20 and 8,317,753.54
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Solution
The fourth proportional to 14,808,321.84, 22,194,290.20 and 8,317,753.54 is: 12,466,411.65
Step by Step Solution
- Step 1: Write the proportion equation
14,808,321.84 : 22,194,290.20 = 8,317,753.54 : x - Step 2: Convert to fraction form
14,808,321.84/22,194,290.20 = 8,317,753.54/x - Step 3: Cross multiply
14,808,321.84x = 22,194,290.20 × 8,317,753.54 - Step 4: Simplify right side
14,808,321.84x = 184,606,635,845,481.81 - Step 5: Solve for x
x = 184,606,635,845,481.81/14,808,321.84 - Step 6: Final answer
x = 12,466,411.65
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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.