Finding the Fourth Proportional to 5,582,407.56, 7,703,700.66 and 3,134,678.28
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Solution
The fourth proportional to 5,582,407.56, 7,703,700.66 and 3,134,678.28 is: 4,325,843.80
Step by Step Solution
- Step 1: Write the proportion equation
5,582,407.56 : 7,703,700.66 = 3,134,678.28 : x - Step 2: Convert to fraction form
5,582,407.56/7,703,700.66 = 3,134,678.28/x - Step 3: Cross multiply
5,582,407.56x = 7,703,700.66 × 3,134,678.28 - Step 4: Simplify right side
5,582,407.56x = 24,148,623,134,523.66 - Step 5: Solve for x
x = 24,148,623,134,523.66/5,582,407.56 - Step 6: Final answer
x = 4,325,843.80
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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.