Finding the Fourth Proportional to 7,884,050.70, 11,822,620.05 and 3,622,802.70
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Solution
The fourth proportional to 7,884,050.70, 11,822,620.05 and 3,622,802.70 is: 5,432,615.98
Step by Step Solution
- Step 1: Write the proportion equation
7,884,050.70 : 11,822,620.05 = 3,622,802.70 : x - Step 2: Convert to fraction form
7,884,050.70/11,822,620.05 = 3,622,802.70/x - Step 3: Cross multiply
7,884,050.70x = 11,822,620.05 × 3,622,802.70 - Step 4: Simplify right side
7,884,050.70x = 42,831,019,838,214.14 - Step 5: Solve for x
x = 42,831,019,838,214.14/7,884,050.70 - Step 6: Final answer
x = 5,432,615.98
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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.