Finding the Fourth Proportional to 21,474,491.67, 32,207,580.23 and 8,343,887.02
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Solution
The fourth proportional to 21,474,491.67, 32,207,580.23 and 8,343,887.02 is: 12,514,215.23
Step by Step Solution
- Step 1: Write the proportion equation
21,474,491.67 : 32,207,580.23 = 8,343,887.02 : x - Step 2: Convert to fraction form
21,474,491.67/32,207,580.23 = 8,343,887.02/x - Step 3: Cross multiply
21,474,491.67x = 32,207,580.23 × 8,343,887.02 - Step 4: Simplify right side
21,474,491.67x = 268,736,410,703,651 - Step 5: Solve for x
x = 268,736,410,703,651/21,474,491.67 - Step 6: Final answer
x = 12,514,215.23
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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.