Finding the Fourth Proportional to 32,960,423.60, 49,461,630.60 and 19,313,543.60
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Solution
The fourth proportional to 32,960,423.60, 49,461,630.60 and 19,313,543.60 is: 28,982,617.78
Step by Step Solution
- Step 1: Write the proportion equation
32,960,423.60 : 49,461,630.60 = 19,313,543.60 : x - Step 2: Convert to fraction form
32,960,423.60/49,461,630.60 = 19,313,543.60/x - Step 3: Cross multiply
32,960,423.60x = 49,461,630.60 × 19,313,543.60 - Step 4: Simplify right side
32,960,423.60x = 955,279,359,120,194.25 - Step 5: Solve for x
x = 955,279,359,120,194.25/32,960,423.60 - Step 6: Final answer
x = 28,982,617.78
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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.