Finding the Fourth Proportional to 39,852,081.80, 59,778,122.70 and 32,766,201.80
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Solution
The fourth proportional to 39,852,081.80, 59,778,122.70 and 32,766,201.80 is: 49,149,302.70
Step by Step Solution
- Step 1: Write the proportion equation
39,852,081.80 : 59,778,122.70 = 32,766,201.80 : x - Step 2: Convert to fraction form
39,852,081.80/59,778,122.70 = 32,766,201.80/x - Step 3: Cross multiply
39,852,081.80x = 59,778,122.70 × 32,766,201.80 - Step 4: Simplify right side
39,852,081.80x = 1,958,702,031,613,361 - Step 5: Solve for x
x = 1,958,702,031,613,361/39,852,081.80 - Step 6: Final answer
x = 49,149,302.70
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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.