Finding the Fourth Proportional to 21,554,201.52, 32,336,449.94 and 7,177,393.87
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Solution
The fourth proportional to 21,554,201.52, 32,336,449.94 and 7,177,393.87 is: 10,767,804.94
Step by Step Solution
- Step 1: Write the proportion equation
21,554,201.52 : 32,336,449.94 = 7,177,393.87 : x - Step 2: Convert to fraction form
21,554,201.52/32,336,449.94 = 7,177,393.87/x - Step 3: Cross multiply
21,554,201.52x = 32,336,449.94 × 7,177,393.87 - Step 4: Simplify right side
21,554,201.52x = 232,091,437,514,020.22 - Step 5: Solve for x
x = 232,091,437,514,020.22/21,554,201.52 - Step 6: Final answer
x = 10,767,804.94
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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.