Finding the Fourth Proportional to 36,294,503.60, 54,457,501.80 and 18,343,607.60
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Solution
The fourth proportional to 36,294,503.60, 54,457,501.80 and 18,343,607.60 is: 27,523,369.79
Step by Step Solution
- Step 1: Write the proportion equation
36,294,503.60 : 54,457,501.80 = 18,343,607.60 : x - Step 2: Convert to fraction form
36,294,503.60/54,457,501.80 = 18,343,607.60/x - Step 3: Cross multiply
36,294,503.60x = 54,457,501.80 × 18,343,607.60 - Step 4: Simplify right side
36,294,503.60x = 998,947,043,895,493.75 - Step 5: Solve for x
x = 998,947,043,895,493.75/36,294,503.60 - Step 6: Final answer
x = 27,523,369.79
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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.