Finding the Fourth Proportional to 22,889,899.36, 34,329,522.24 and 8,519,734.72
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Solution
The fourth proportional to 22,889,899.36, 34,329,522.24 and 8,519,734.72 is: 12,777,619.42
Step by Step Solution
- Step 1: Write the proportion equation
22,889,899.36 : 34,329,522.24 = 8,519,734.72 : x - Step 2: Convert to fraction form
22,889,899.36/34,329,522.24 = 8,519,734.72/x - Step 3: Cross multiply
22,889,899.36x = 34,329,522.24 × 8,519,734.72 - Step 4: Simplify right side
22,889,899.36x = 292,478,422,549,140.19 - Step 5: Solve for x
x = 292,478,422,549,140.19/22,889,899.36 - Step 6: Final answer
x = 12,777,619.42
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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.