Finding the Fourth Proportional to 14,062,990, 21,199,889.92 and 13,125,546.72
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Solution
The fourth proportional to 14,062,990, 21,199,889.92 and 13,125,546.72 is: 19,786,698.68
Step by Step Solution
- Step 1: Write the proportion equation
14,062,990 : 21,199,889.92 = 13,125,546.72 : x - Step 2: Convert to fraction form
14,062,990/21,199,889.92 = 13,125,546.72/x - Step 3: Cross multiply
14,062,990x = 21,199,889.92 × 13,125,546.72 - Step 4: Simplify right side
14,062,990x = 278,260,145,603,817.09 - Step 5: Solve for x
x = 278,260,145,603,817.09/14,062,990 - Step 6: Final answer
x = 19,786,698.68
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.