Finding the Fourth Proportional to 7,767,554.30, 11,650,908.74 and 2,376,204.72
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Solution
The fourth proportional to 7,767,554.30, 11,650,908.74 and 2,376,204.72 is: 3,564,177.77
Step by Step Solution
- Step 1: Write the proportion equation
7,767,554.30 : 11,650,908.74 = 2,376,204.72 : x - Step 2: Convert to fraction form
7,767,554.30/11,650,908.74 = 2,376,204.72/x - Step 3: Cross multiply
7,767,554.30x = 11,650,908.74 × 2,376,204.72 - Step 4: Simplify right side
7,767,554.30x = 27,684,944,328,396.23 - Step 5: Solve for x
x = 27,684,944,328,396.23/7,767,554.30 - Step 6: Final answer
x = 3,564,177.77
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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.