Finding the Fourth Proportional to 62,816,605.56, 86,685,672.58 and 34,938,716.09
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Solution
The fourth proportional to 62,816,605.56, 86,685,672.58 and 34,938,716.09 is: 48,214,736.79
Step by Step Solution
- Step 1: Write the proportion equation
62,816,605.56 : 86,685,672.58 = 34,938,716.09 : x - Step 2: Convert to fraction form
62,816,605.56/86,685,672.58 = 34,938,716.09/x - Step 3: Cross multiply
62,816,605.56x = 86,685,672.58 × 34,938,716.09 - Step 4: Simplify right side
62,816,605.56x = 3,028,686,102,865,389.50 - Step 5: Solve for x
x = 3,028,686,102,865,389.50/62,816,605.56 - Step 6: Final answer
x = 48,214,736.79
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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.