Finding the Fourth Proportional to 62,896,612.42, 86,797,147.35 and 35,394,540.40
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Solution
The fourth proportional to 62,896,612.42, 86,797,147.35 and 35,394,540.40 is: 48,844,365.70
Step by Step Solution
- Step 1: Write the proportion equation
62,896,612.42 : 86,797,147.35 = 35,394,540.40 : x - Step 2: Convert to fraction form
62,896,612.42/86,797,147.35 = 35,394,540.40/x - Step 3: Cross multiply
62,896,612.42x = 86,797,147.35 × 35,394,540.40 - Step 4: Simplify right side
62,896,612.42x = 3,072,145,138,484,327.50 - Step 5: Solve for x
x = 3,072,145,138,484,327.50/62,896,612.42 - Step 6: Final answer
x = 48,844,365.70
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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.