Finding the Fourth Proportional to 10,446,318.23, 15,669,592.10 and 3,159,851.99
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Solution
The fourth proportional to 10,446,318.23, 15,669,592.10 and 3,159,851.99 is: 4,739,812.70
Step by Step Solution
- Step 1: Write the proportion equation
10,446,318.23 : 15,669,592.10 = 3,159,851.99 : x - Step 2: Convert to fraction form
10,446,318.23/15,669,592.10 = 3,159,851.99/x - Step 3: Cross multiply
10,446,318.23x = 15,669,592.10 × 3,159,851.99 - Step 4: Simplify right side
10,446,318.23x = 49,513,591,779,673.28 - Step 5: Solve for x
x = 49,513,591,779,673.28/10,446,318.23 - Step 6: Final answer
x = 4,739,812.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.