Finding the Fourth Proportional to 18,937,240.55, 26,133,905.19 and 11,594,933.99
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Solution
The fourth proportional to 18,937,240.55, 26,133,905.19 and 11,594,933.99 is: 16,001,323.15
Step by Step Solution
- Step 1: Write the proportion equation
18,937,240.55 : 26,133,905.19 = 11,594,933.99 : x - Step 2: Convert to fraction form
18,937,240.55/26,133,905.19 = 11,594,933.99/x - Step 3: Cross multiply
18,937,240.55x = 26,133,905.19 × 11,594,933.99 - Step 4: Simplify right side
18,937,240.55x = 303,020,905,578,968.44 - Step 5: Solve for x
x = 303,020,905,578,968.44/18,937,240.55 - Step 6: Final answer
x = 16,001,323.15
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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.