Finding the Fourth Proportional to 29,308,508.97, 40,450,583.91 and 16,259,971.67
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Solution
The fourth proportional to 29,308,508.97, 40,450,583.91 and 16,259,971.67 is: 22,441,446.92
Step by Step Solution
- Step 1: Write the proportion equation
29,308,508.97 : 40,450,583.91 = 16,259,971.67 : x - Step 2: Convert to fraction form
29,308,508.97/40,450,583.91 = 16,259,971.67/x - Step 3: Cross multiply
29,308,508.97x = 40,450,583.91 × 16,259,971.67 - Step 4: Simplify right side
29,308,508.97x = 657,725,348,330,258 - Step 5: Solve for x
x = 657,725,348,330,258/29,308,508.97 - Step 6: Final answer
x = 22,441,446.92
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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.