Finding the Fourth Proportional to 27,065,528.68, 37,351,164.00 and 15,306,555.47
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Solution
The fourth proportional to 27,065,528.68, 37,351,164.00 and 15,306,555.47 is: 21,123,461.89
Step by Step Solution
- Step 1: Write the proportion equation
27,065,528.68 : 37,351,164.00 = 15,306,555.47 : x - Step 2: Convert to fraction form
27,065,528.68/37,351,164.00 = 15,306,555.47/x - Step 3: Cross multiply
27,065,528.68x = 37,351,164.00 × 15,306,555.47 - Step 4: Simplify right side
27,065,528.68x = 571,717,663,629,711.75 - Step 5: Solve for x
x = 571,717,663,629,711.75/27,065,528.68 - Step 6: Final answer
x = 21,123,461.89
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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.