Finding the Fourth Proportional to 72,534,410.40, 108,707,137.20 and 29,368,279.20
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Solution
The fourth proportional to 72,534,410.40, 108,707,137.20 and 29,368,279.20 is: 44,014,165.67
Step by Step Solution
- Step 1: Write the proportion equation
72,534,410.40 : 108,707,137.20 = 29,368,279.20 : x - Step 2: Convert to fraction form
72,534,410.40/108,707,137.20 = 29,368,279.20/x - Step 3: Cross multiply
72,534,410.40x = 108,707,137.20 × 29,368,279.20 - Step 4: Simplify right side
72,534,410.40x = 3,192,541,556,322,306 - Step 5: Solve for x
x = 3,192,541,556,322,306/72,534,410.40 - Step 6: Final answer
x = 44,014,165.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.