Finding the Fourth Proportional to 62,770,370.34, 86,624,154.81 and 34,513,936.68
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Solution
The fourth proportional to 62,770,370.34, 86,624,154.81 and 34,513,936.68 is: 47,629,806.51
Step by Step Solution
- Step 1: Write the proportion equation
62,770,370.34 : 86,624,154.81 = 34,513,936.68 : x - Step 2: Convert to fraction form
62,770,370.34/86,624,154.81 = 34,513,936.68/x - Step 3: Cross multiply
62,770,370.34x = 86,624,154.81 × 34,513,936.68 - Step 4: Simplify right side
62,770,370.34x = 2,989,740,594,070,857.50 - Step 5: Solve for x
x = 2,989,740,594,070,857.50/62,770,370.34 - Step 6: Final answer
x = 47,629,806.51
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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.