Finding the Fourth Proportional to 48,293,768.11, 66,639,351.09 and 32,646,837.26
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Solution
The fourth proportional to 48,293,768.11, 66,639,351.09 and 32,646,837.26 is: 45,048,546.32
Step by Step Solution
- Step 1: Write the proportion equation
48,293,768.11 : 66,639,351.09 = 32,646,837.26 : x - Step 2: Convert to fraction form
48,293,768.11/66,639,351.09 = 32,646,837.26/x - Step 3: Cross multiply
48,293,768.11x = 66,639,351.09 × 32,646,837.26 - Step 4: Simplify right side
48,293,768.11x = 2,175,564,049,877,806.75 - Step 5: Solve for x
x = 2,175,564,049,877,806.75/48,293,768.11 - Step 6: Final answer
x = 45,048,546.32
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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.