Finding the Fourth Proportional to 18,085,830.93, 24,952,274.01 and 11,207,803.41
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Solution
The fourth proportional to 18,085,830.93, 24,952,274.01 and 11,207,803.41 is: 15,462,943.50
Step by Step Solution
- Step 1: Write the proportion equation
18,085,830.93 : 24,952,274.01 = 11,207,803.41 : x - Step 2: Convert to fraction form
18,085,830.93/24,952,274.01 = 11,207,803.41/x - Step 3: Cross multiply
18,085,830.93x = 24,952,274.01 × 11,207,803.41 - Step 4: Simplify right side
18,085,830.93x = 279,660,181,736,532.41 - Step 5: Solve for x
x = 279,660,181,736,532.41/18,085,830.93 - Step 6: Final answer
x = 15,462,943.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.