Finding the Fourth Proportional to 62,816,606.56, 86,685,673.96 and 34,938,717.09
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Solution
The fourth proportional to 62,816,606.56, 86,685,673.96 and 34,938,717.09 is: 48,214,738.17
Step by Step Solution
- Step 1: Write the proportion equation
62,816,606.56 : 86,685,673.96 = 34,938,717.09 : x - Step 2: Convert to fraction form
62,816,606.56/86,685,673.96 = 34,938,717.09/x - Step 3: Cross multiply
62,816,606.56x = 86,685,673.96 × 34,938,717.09 - Step 4: Simplify right side
62,816,606.56x = 3,028,686,238,244,420 - Step 5: Solve for x
x = 3,028,686,238,244,420/62,816,606.56 - Step 6: Final answer
x = 48,214,738.17
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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.