Finding the Fourth Proportional to 35,992,138.80, 53,946,217.80 and 14,416,071.60
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Solution
The fourth proportional to 35,992,138.80, 53,946,217.80 and 14,416,071.60 is: 21,607,288.82
Step by Step Solution
- Step 1: Write the proportion equation
35,992,138.80 : 53,946,217.80 = 14,416,071.60 : x - Step 2: Convert to fraction form
35,992,138.80/53,946,217.80 = 14,416,071.60/x - Step 3: Cross multiply
35,992,138.80x = 53,946,217.80 × 14,416,071.60 - Step 4: Simplify right side
35,992,138.80x = 777,692,538,353,994.38 - Step 5: Solve for x
x = 777,692,538,353,994.38/35,992,138.80 - Step 6: Final answer
x = 21,607,288.82
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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.