Finding the Fourth Proportional to 38,313,806.97, 57,468,649.97 and 18,863,642.89
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Solution
The fourth proportional to 38,313,806.97, 57,468,649.97 and 18,863,642.89 is: 28,294,449.86
Step by Step Solution
- Step 1: Write the proportion equation
38,313,806.97 : 57,468,649.97 = 18,863,642.89 : x - Step 2: Convert to fraction form
38,313,806.97/57,468,649.97 = 18,863,642.89/x - Step 3: Cross multiply
38,313,806.97x = 57,468,649.97 × 18,863,642.89 - Step 4: Simplify right side
38,313,806.97x = 1,084,068,090,523,484 - Step 5: Solve for x
x = 1,084,068,090,523,484/38,313,806.97 - Step 6: Final answer
x = 28,294,449.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.