Finding the Fourth Proportional to 6,112,214.20, 9,161,625.30 and 3,074,735.80
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Solution
The fourth proportional to 6,112,214.20, 9,161,625.30 and 3,074,735.80 is: 4,608,735.29
Step by Step Solution
- Step 1: Write the proportion equation
6,112,214.20 : 9,161,625.30 = 3,074,735.80 : x - Step 2: Convert to fraction form
6,112,214.20/9,161,625.30 = 3,074,735.80/x - Step 3: Cross multiply
6,112,214.20x = 9,161,625.30 × 3,074,735.80 - Step 4: Simplify right side
6,112,214.20x = 28,169,577,296,095.74 - Step 5: Solve for x
x = 28,169,577,296,095.74/6,112,214.20 - Step 6: Final answer
x = 4,608,735.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.