Finding the Fourth Proportional to 11,305,083.75, 15,600,719.91 and 6,596,379.81
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Solution
The fourth proportional to 11,305,083.75, 15,600,719.91 and 6,596,379.81 is: 9,102,831.62
Step by Step Solution
- Step 1: Write the proportion equation
11,305,083.75 : 15,600,719.91 = 6,596,379.81 : x - Step 2: Convert to fraction form
11,305,083.75/15,600,719.91 = 6,596,379.81/x - Step 3: Cross multiply
11,305,083.75x = 15,600,719.91 × 6,596,379.81 - Step 4: Simplify right side
11,305,083.75x = 102,908,273,835,789.02 - Step 5: Solve for x
x = 102,908,273,835,789.02/11,305,083.75 - Step 6: Final answer
x = 9,102,831.62
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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.