Finding the Fourth Proportional to 5,730,353.36, 7,907,497.80 and 3,316,268.24
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Solution
The fourth proportional to 5,730,353.36, 7,907,497.80 and 3,316,268.24 is: 4,576,224.56
Step by Step Solution
- Step 1: Write the proportion equation
5,730,353.36 : 7,907,497.80 = 3,316,268.24 : x - Step 2: Convert to fraction form
5,730,353.36/7,907,497.80 = 3,316,268.24/x - Step 3: Cross multiply
5,730,353.36x = 7,907,497.80 × 3,316,268.24 - Step 4: Simplify right side
5,730,353.36x = 26,223,383,812,009.88 - Step 5: Solve for x
x = 26,223,383,812,009.88/5,730,353.36 - Step 6: Final answer
x = 4,576,224.56
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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.