Finding the Fourth Proportional to 29,214,330.40, 40,303,103.20 and 17,605,296.96
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Solution
The fourth proportional to 29,214,330.40, 40,303,103.20 and 17,605,296.96 is: 24,287,672.88
Step by Step Solution
- Step 1: Write the proportion equation
29,214,330.40 : 40,303,103.20 = 17,605,296.96 : x - Step 2: Convert to fraction form
29,214,330.40/40,303,103.20 = 17,605,296.96/x - Step 3: Cross multiply
29,214,330.40x = 40,303,103.20 × 17,605,296.96 - Step 4: Simplify right side
29,214,330.40x = 709,548,100,245,526.38 - Step 5: Solve for x
x = 709,548,100,245,526.38/29,214,330.40 - Step 6: Final answer
x = 24,287,672.88
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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.