Finding the Fourth Proportional to 37,165,038.20, 55,747,557.30 and 29,512,287.80
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Solution
The fourth proportional to 37,165,038.20, 55,747,557.30 and 29,512,287.80 is: 44,268,431.70
Step by Step Solution
- Step 1: Write the proportion equation
37,165,038.20 : 55,747,557.30 = 29,512,287.80 : x - Step 2: Convert to fraction form
37,165,038.20/55,747,557.30 = 29,512,287.80/x - Step 3: Cross multiply
37,165,038.20x = 55,747,557.30 × 29,512,287.80 - Step 4: Simplify right side
37,165,038.20x = 1,645,237,955,184,591 - Step 5: Solve for x
x = 1,645,237,955,184,591/37,165,038.20 - Step 6: Final answer
x = 44,268,431.70
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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.