Finding the Fourth Proportional to 24,583,615.20, 36,897,730.20 and 12,461,511.60
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Solution
The fourth proportional to 24,583,615.20, 36,897,730.20 and 12,461,511.60 is: 18,703,575.09
Step by Step Solution
- Step 1: Write the proportion equation
24,583,615.20 : 36,897,730.20 = 12,461,511.60 : x - Step 2: Convert to fraction form
24,583,615.20/36,897,730.20 = 12,461,511.60/x - Step 3: Cross multiply
24,583,615.20x = 36,897,730.20 × 12,461,511.60 - Step 4: Simplify right side
24,583,615.20x = 459,801,492,900,970.31 - Step 5: Solve for x
x = 459,801,492,900,970.31/24,583,615.20 - Step 6: Final answer
x = 18,703,575.09
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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.