Finding the Fourth Proportional to 38,154,540.31, 57,250,740.17 and 15,124,988.05
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Solution
The fourth proportional to 38,154,540.31, 57,250,740.17 and 15,124,988.05 is: 22,694,986.07
Step by Step Solution
- Step 1: Write the proportion equation
38,154,540.31 : 57,250,740.17 = 15,124,988.05 : x - Step 2: Convert to fraction form
38,154,540.31/57,250,740.17 = 15,124,988.05/x - Step 3: Cross multiply
38,154,540.31x = 57,250,740.17 × 15,124,988.05 - Step 4: Simplify right side
38,154,540.31x = 865,916,760,563,026.25 - Step 5: Solve for x
x = 865,916,760,563,026.25/38,154,540.31 - Step 6: Final answer
x = 22,694,986.07
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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.