Finding the Fourth Proportional to 5,116,852.04, 7,673,876.94 and 1,921,731.08
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Solution
The fourth proportional to 5,116,852.04, 7,673,876.94 and 1,921,731.08 is: 2,882,070.40
Step by Step Solution
- Step 1: Write the proportion equation
5,116,852.04 : 7,673,876.94 = 1,921,731.08 : x - Step 2: Convert to fraction form
5,116,852.04/7,673,876.94 = 1,921,731.08/x - Step 3: Cross multiply
5,116,852.04x = 7,673,876.94 × 1,921,731.08 - Step 4: Simplify right side
5,116,852.04x = 14,747,127,819,693.30 - Step 5: Solve for x
x = 14,747,127,819,693.30/5,116,852.04 - Step 6: Final answer
x = 2,882,070.40
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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.