Finding the Fourth Proportional to 5,775,521.13, 7,970,282.15 and 3,197,244.96
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Solution
The fourth proportional to 5,775,521.13, 7,970,282.15 and 3,197,244.96 is: 4,412,232.91
Step by Step Solution
- Step 1: Write the proportion equation
5,775,521.13 : 7,970,282.15 = 3,197,244.96 : x - Step 2: Convert to fraction form
5,775,521.13/7,970,282.15 = 3,197,244.96/x - Step 3: Cross multiply
5,775,521.13x = 7,970,282.15 × 3,197,244.96 - Step 4: Simplify right side
5,775,521.13x = 25,482,944,417,879.24 - Step 5: Solve for x
x = 25,482,944,417,879.24/5,775,521.13 - Step 6: Final answer
x = 4,412,232.91
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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.