Finding the Fourth Proportional to 12,248,463.84, 16,902,746.28 and 6,741,720.96
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Solution
The fourth proportional to 12,248,463.84, 16,902,746.28 and 6,741,720.96 is: 9,303,501.27
Step by Step Solution
- Step 1: Write the proportion equation
12,248,463.84 : 16,902,746.28 = 6,741,720.96 : x - Step 2: Convert to fraction form
12,248,463.84/16,902,746.28 = 6,741,720.96/x - Step 3: Cross multiply
12,248,463.84x = 16,902,746.28 × 6,741,720.96 - Step 4: Simplify right side
12,248,463.84x = 113,953,598,877,438.03 - Step 5: Solve for x
x = 113,953,598,877,438.03/12,248,463.84 - Step 6: Final answer
x = 9,303,501.27
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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.