Finding the Fourth Proportional to 5,549,724.26, 7,658,650.20 and 3,102,438.46
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Solution
The fourth proportional to 5,549,724.26, 7,658,650.20 and 3,102,438.46 is: 4,281,382.24
Step by Step Solution
- Step 1: Write the proportion equation
5,549,724.26 : 7,658,650.20 = 3,102,438.46 : x - Step 2: Convert to fraction form
5,549,724.26/7,658,650.20 = 3,102,438.46/x - Step 3: Cross multiply
5,549,724.26x = 7,658,650.20 × 3,102,438.46 - Step 4: Simplify right side
5,549,724.26x = 23,760,490,893,873.44 - Step 5: Solve for x
x = 23,760,490,893,873.44/5,549,724.26 - Step 6: Final answer
x = 4,281,382.24
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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.