Finding the Fourth Proportional to 34,748,163.60, 52,128,466.20 and 14,555,446.80
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Solution
The fourth proportional to 34,748,163.60, 52,128,466.20 and 14,555,446.80 is: 21,835,775.99
Step by Step Solution
- Step 1: Write the proportion equation
34,748,163.60 : 52,128,466.20 = 14,555,446.80 : x - Step 2: Convert to fraction form
34,748,163.60/52,128,466.20 = 14,555,446.80/x - Step 3: Cross multiply
34,748,163.60x = 52,128,466.20 × 14,555,446.80 - Step 4: Simplify right side
34,748,163.60x = 758,753,116,539,698.25 - Step 5: Solve for x
x = 758,753,116,539,698.25/34,748,163.60 - Step 6: Final answer
x = 21,835,775.99
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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.