Finding the Fourth Proportional to 32,256,941.70, 48,385,412.55 and 13,096,877.70
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Solution
The fourth proportional to 32,256,941.70, 48,385,412.55 and 13,096,877.70 is: 19,645,316.55
Step by Step Solution
- Step 1: Write the proportion equation
32,256,941.70 : 48,385,412.55 = 13,096,877.70 : x - Step 2: Convert to fraction form
32,256,941.70/48,385,412.55 = 13,096,877.70/x - Step 3: Cross multiply
32,256,941.70x = 48,385,412.55 × 13,096,877.70 - Step 4: Simplify right side
32,256,941.70x = 633,697,830,631,395 - Step 5: Solve for x
x = 633,697,830,631,395/32,256,941.70 - Step 6: Final answer
x = 19,645,316.55
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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.