Finding the Fourth Proportional to 19,362,378.44, 29,046,722.54 and 5,716,904.20
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Solution
The fourth proportional to 19,362,378.44, 29,046,722.54 and 5,716,904.20 is: 8,576,287.80
Step by Step Solution
- Step 1: Write the proportion equation
19,362,378.44 : 29,046,722.54 = 5,716,904.20 : x - Step 2: Convert to fraction form
19,362,378.44/29,046,722.54 = 5,716,904.20/x - Step 3: Cross multiply
19,362,378.44x = 29,046,722.54 × 5,716,904.20 - Step 4: Simplify right side
19,362,378.44x = 166,057,330,085,160.66 - Step 5: Solve for x
x = 166,057,330,085,160.66/19,362,378.44 - Step 6: Final answer
x = 8,576,287.80
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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.