Finding the Fourth Proportional to 35,478,136.20, 53,217,204.30 and 32,076,913.80
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Solution
The fourth proportional to 35,478,136.20, 53,217,204.30 and 32,076,913.80 is: 48,115,370.70
Step by Step Solution
- Step 1: Write the proportion equation
35,478,136.20 : 53,217,204.30 = 32,076,913.80 : x - Step 2: Convert to fraction form
35,478,136.20/53,217,204.30 = 32,076,913.80/x - Step 3: Cross multiply
35,478,136.20x = 53,217,204.30 × 32,076,913.80 - Step 4: Simplify right side
35,478,136.20x = 1,707,043,675,008,089.25 - Step 5: Solve for x
x = 1,707,043,675,008,089.25/35,478,136.20 - Step 6: Final answer
x = 48,115,370.70
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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.