Finding the Fourth Proportional to 11,993,345.68, 17,989,859.68 and 2,895,394.24
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Solution
The fourth proportional to 11,993,345.68, 17,989,859.68 and 2,895,394.24 is: 4,343,053.01
Step by Step Solution
- Step 1: Write the proportion equation
11,993,345.68 : 17,989,859.68 = 2,895,394.24 : x - Step 2: Convert to fraction form
11,993,345.68/17,989,859.68 = 2,895,394.24/x - Step 3: Cross multiply
11,993,345.68x = 17,989,859.68 × 2,895,394.24 - Step 4: Simplify right side
11,993,345.68x = 52,087,736,095,880.25 - Step 5: Solve for x
x = 52,087,736,095,880.25/11,993,345.68 - Step 6: Final answer
x = 4,343,053.01
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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.