Finding the Fourth Proportional to 48,487,951.56, 66,914,790.42 and 26,462,864.54
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Solution
The fourth proportional to 48,487,951.56, 66,914,790.42 and 26,462,864.54 is: 36,519,526.56
Step by Step Solution
- Step 1: Write the proportion equation
48,487,951.56 : 66,914,790.42 = 26,462,864.54 : x - Step 2: Convert to fraction form
48,487,951.56/66,914,790.42 = 26,462,864.54/x - Step 3: Cross multiply
48,487,951.56x = 66,914,790.42 × 26,462,864.54 - Step 4: Simplify right side
48,487,951.56x = 1,770,757,034,606,949.75 - Step 5: Solve for x
x = 1,770,757,034,606,949.75/48,487,951.56 - Step 6: Final answer
x = 36,519,526.56
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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.