Finding the Fourth Proportional to 12,457,049.99, 18,686,553.29 and 3,359,010.62
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Solution
The fourth proportional to 12,457,049.99, 18,686,553.29 and 3,359,010.62 is: 5,038,779.72
Step by Step Solution
- Step 1: Write the proportion equation
12,457,049.99 : 18,686,553.29 = 3,359,010.62 : x - Step 2: Convert to fraction form
12,457,049.99/18,686,553.29 = 3,359,010.62/x - Step 3: Cross multiply
12,457,049.99x = 18,686,553.29 × 3,359,010.62 - Step 4: Simplify right side
12,457,049.99x = 62,768,330,889,711.70 - Step 5: Solve for x
x = 62,768,330,889,711.70/12,457,049.99 - Step 6: Final answer
x = 5,038,779.72
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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.