Finding the Fourth Proportional to 53,165,194.80, 79,747,792.24 and 39,728,266.80
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Solution
The fourth proportional to 53,165,194.80, 79,747,792.24 and 39,728,266.80 is: 59,592,400.23
Step by Step Solution
- Step 1: Write the proportion equation
53,165,194.80 : 79,747,792.24 = 39,728,266.80 : x - Step 2: Convert to fraction form
53,165,194.80/79,747,792.24 = 39,728,266.80/x - Step 3: Cross multiply
53,165,194.80x = 79,747,792.24 × 39,728,266.80 - Step 4: Simplify right side
53,165,194.80x = 3,168,241,566,821,689 - Step 5: Solve for x
x = 3,168,241,566,821,689/53,165,194.80 - Step 6: Final answer
x = 59,592,400.23
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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.