Finding the Fourth Proportional to 62,743,752.79, 86,588,982 and 34,866,358.90
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Solution
The fourth proportional to 62,743,752.79, 86,588,982 and 34,866,358.90 is: 48,117,021.84
Step by Step Solution
- Step 1: Write the proportion equation
62,743,752.79 : 86,588,982 = 34,866,358.90 : x - Step 2: Convert to fraction form
62,743,752.79/86,588,982 = 34,866,358.90/x - Step 3: Cross multiply
62,743,752.79x = 86,588,982 × 34,866,358.90 - Step 4: Simplify right side
62,743,752.79x = 3,019,042,523,197,639.50 - Step 5: Solve for x
x = 3,019,042,523,197,639.50/62,743,752.79 - Step 6: Final answer
x = 48,117,021.84
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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.