Finding the Fourth Proportional to 11,859,258.69, 16,365,661.71 and 6,632,207.37
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Solution
The fourth proportional to 11,859,258.69, 16,365,661.71 and 6,632,207.37 is: 9,152,381.70
Step by Step Solution
- Step 1: Write the proportion equation
11,859,258.69 : 16,365,661.71 = 6,632,207.37 : x - Step 2: Convert to fraction form
11,859,258.69/16,365,661.71 = 6,632,207.37/x - Step 3: Cross multiply
11,859,258.69x = 16,365,661.71 × 6,632,207.37 - Step 4: Simplify right side
11,859,258.69x = 108,540,462,207,988.81 - Step 5: Solve for x
x = 108,540,462,207,988.81/11,859,258.69 - Step 6: Final answer
x = 9,152,381.70
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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.