Finding the Fourth Proportional to 10,456,476.57, 15,684,727.05 and 3,268,048.14
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Solution
The fourth proportional to 10,456,476.57, 15,684,727.05 and 3,268,048.14 is: 4,902,076.02
Step by Step Solution
- Step 1: Write the proportion equation
10,456,476.57 : 15,684,727.05 = 3,268,048.14 : x - Step 2: Convert to fraction form
10,456,476.57/15,684,727.05 = 3,268,048.14/x - Step 3: Cross multiply
10,456,476.57x = 15,684,727.05 × 3,268,048.14 - Step 4: Simplify right side
10,456,476.57x = 51,258,443,062,160.20 - Step 5: Solve for x
x = 51,258,443,062,160.20/10,456,476.57 - Step 6: Final answer
x = 4,902,076.02
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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.