Finding the Fourth Proportional to 17,717,630.70, 26,576,446.05 and 4,254,458.70
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Solution
The fourth proportional to 17,717,630.70, 26,576,446.05 and 4,254,458.70 is: 6,381,688.05
Step by Step Solution
- Step 1: Write the proportion equation
17,717,630.70 : 26,576,446.05 = 4,254,458.70 : x - Step 2: Convert to fraction form
17,717,630.70/26,576,446.05 = 4,254,458.70/x - Step 3: Cross multiply
17,717,630.70x = 26,576,446.05 × 4,254,458.70 - Step 4: Simplify right side
17,717,630.70x = 113,068,392,112,503.14 - Step 5: Solve for x
x = 113,068,392,112,503.14/17,717,630.70 - Step 6: Final answer
x = 6,381,688.05
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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.