Finding the Fourth Proportional to 32,805,165.10, 49,207,747.65 and 19,891,148.80
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Solution
The fourth proportional to 32,805,165.10, 49,207,747.65 and 19,891,148.80 is: 29,836,723.20
Step by Step Solution
- Step 1: Write the proportion equation
32,805,165.10 : 49,207,747.65 = 19,891,148.80 : x - Step 2: Convert to fraction form
32,805,165.10/49,207,747.65 = 19,891,148.80/x - Step 3: Cross multiply
32,805,165.10x = 49,207,747.65 × 19,891,148.80 - Step 4: Simplify right side
32,805,165.10x = 978,798,630,619,000.38 - Step 5: Solve for x
x = 978,798,630,619,000.38/32,805,165.10 - Step 6: Final answer
x = 29,836,723.20
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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.