Finding the Fourth Proportional to 8,394,724.99, 11,583,690.47 and 5,296,079.71
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Solution
The fourth proportional to 8,394,724.99, 11,583,690.47 and 5,296,079.71 is: 7,307,940.18
Step by Step Solution
- Step 1: Write the proportion equation
8,394,724.99 : 11,583,690.47 = 5,296,079.71 : x - Step 2: Convert to fraction form
8,394,724.99/11,583,690.47 = 5,296,079.71/x - Step 3: Cross multiply
8,394,724.99x = 11,583,690.47 × 5,296,079.71 - Step 4: Simplify right side
8,394,724.99x = 61,348,148,007,168.91 - Step 5: Solve for x
x = 61,348,148,007,168.91/8,394,724.99 - Step 6: Final answer
x = 7,307,940.18
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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.