Finding the Fourth Proportional to 48,487,315.26, 66,912,477.39 and 26,460,814.74
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Solution
The fourth proportional to 48,487,315.26, 66,912,477.39 and 26,460,814.74 is: 36,515,914.69
Step by Step Solution
- Step 1: Write the proportion equation
48,487,315.26 : 66,912,477.39 = 26,460,814.74 : x - Step 2: Convert to fraction form
48,487,315.26/66,912,477.39 = 26,460,814.74/x - Step 3: Cross multiply
48,487,315.26x = 66,912,477.39 × 26,460,814.74 - Step 4: Simplify right side
48,487,315.26x = 1,770,558,667,760,306.75 - Step 5: Solve for x
x = 1,770,558,667,760,306.75/48,487,315.26 - Step 6: Final answer
x = 36,515,914.69
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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.