Finding the Fourth Proportional to 29,334,832.64, 40,481,459.04 and 16,281,325.76
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Solution
The fourth proportional to 29,334,832.64, 40,481,459.04 and 16,281,325.76 is: 22,467,890.99
Step by Step Solution
- Step 1: Write the proportion equation
29,334,832.64 : 40,481,459.04 = 16,281,325.76 : x - Step 2: Convert to fraction form
29,334,832.64/40,481,459.04 = 16,281,325.76/x - Step 3: Cross multiply
29,334,832.64x = 40,481,459.04 × 16,281,325.76 - Step 4: Simplify right side
29,334,832.64x = 659,091,821,870,336.88 - Step 5: Solve for x
x = 659,091,821,870,336.88/29,334,832.64 - Step 6: Final answer
x = 22,467,890.99
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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.