Finding the Fourth Proportional to 17,381,867.56, 26,115,310.16 and 16,415,034.28
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Solution
The fourth proportional to 17,381,867.56, 26,115,310.16 and 16,415,034.28 is: 24,662,695.77
Step by Step Solution
- Step 1: Write the proportion equation
17,381,867.56 : 26,115,310.16 = 16,415,034.28 : x - Step 2: Convert to fraction form
17,381,867.56/26,115,310.16 = 16,415,034.28/x - Step 3: Cross multiply
17,381,867.56x = 26,115,310.16 × 16,415,034.28 - Step 4: Simplify right side
17,381,867.56x = 428,683,711,509,232.25 - Step 5: Solve for x
x = 428,683,711,509,232.25/17,381,867.56 - Step 6: Final answer
x = 24,662,695.77
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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.