Finding the Fourth Proportional to 37,390,738.29, 51,607,828.17 and 21,925,805.19
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Solution
The fourth proportional to 37,390,738.29, 51,607,828.17 and 21,925,805.19 is: 30,262,659.64
Step by Step Solution
- Step 1: Write the proportion equation
37,390,738.29 : 51,607,828.17 = 21,925,805.19 : x - Step 2: Convert to fraction form
37,390,738.29/51,607,828.17 = 21,925,805.19/x - Step 3: Cross multiply
37,390,738.29x = 51,607,828.17 × 21,925,805.19 - Step 4: Simplify right side
37,390,738.29x = 1,131,543,186,734,414.25 - Step 5: Solve for x
x = 1,131,543,186,734,414.25/37,390,738.29 - Step 6: Final answer
x = 30,262,659.64
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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.