Finding the Fourth Proportional to 40,387,517.40, 60,581,276.10 and 24,263,203.80
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Solution
The fourth proportional to 40,387,517.40, 60,581,276.10 and 24,263,203.80 is: 36,394,805.70
Step by Step Solution
- Step 1: Write the proportion equation
40,387,517.40 : 60,581,276.10 = 24,263,203.80 : x - Step 2: Convert to fraction form
40,387,517.40/60,581,276.10 = 24,263,203.80/x - Step 3: Cross multiply
40,387,517.40x = 60,581,276.10 × 24,263,203.80 - Step 4: Simplify right side
40,387,517.40x = 1,469,895,848,478,369.25 - Step 5: Solve for x
x = 1,469,895,848,478,369.25/40,387,517.40 - Step 6: Final answer
x = 36,394,805.70
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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.