Finding the Fourth Proportional to 17,495,318.60, 26,247,893.10 and 8,520,163.40
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Solution
The fourth proportional to 17,495,318.60, 26,247,893.10 and 8,520,163.40 is: 12,782,638.79
Step by Step Solution
- Step 1: Write the proportion equation
17,495,318.60 : 26,247,893.10 = 8,520,163.40 : x - Step 2: Convert to fraction form
17,495,318.60/26,247,893.10 = 8,520,163.40/x - Step 3: Cross multiply
17,495,318.60x = 26,247,893.10 × 8,520,163.40 - Step 4: Simplify right side
17,495,318.60x = 223,636,338,117,732.56 - Step 5: Solve for x
x = 223,636,338,117,732.56/17,495,318.60 - Step 6: Final answer
x = 12,782,638.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.