Finding the Fourth Proportional to 10,722,771.38, 14,797,574.44 and 5,827,992
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Solution
The fourth proportional to 10,722,771.38, 14,797,574.44 and 5,827,992 is: 8,042,710.45
Step by Step Solution
- Step 1: Write the proportion equation
10,722,771.38 : 14,797,574.44 = 5,827,992 : x - Step 2: Convert to fraction form
10,722,771.38/14,797,574.44 = 5,827,992/x - Step 3: Cross multiply
10,722,771.38x = 14,797,574.44 × 5,827,992 - Step 4: Simplify right side
10,722,771.38x = 86,240,145,455,724.48 - Step 5: Solve for x
x = 86,240,145,455,724.48/10,722,771.38 - Step 6: Final answer
x = 8,042,710.45
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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.