Finding the Fourth Proportional to 32,276,528.60, 44,521,708.74 and 19,711,688.72
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Solution
The fourth proportional to 32,276,528.60, 44,521,708.74 and 19,711,688.72 is: 27,189,976.80
Step by Step Solution
- Step 1: Write the proportion equation
32,276,528.60 : 44,521,708.74 = 19,711,688.72 : x - Step 2: Convert to fraction form
32,276,528.60/44,521,708.74 = 19,711,688.72/x - Step 3: Cross multiply
32,276,528.60x = 44,521,708.74 × 19,711,688.72 - Step 4: Simplify right side
32,276,528.60x = 877,598,063,965,383.38 - Step 5: Solve for x
x = 877,598,063,965,383.38/32,276,528.60 - Step 6: Final answer
x = 27,189,976.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.