Finding the Fourth Proportional to 67,743,462.24, 93,465,381.60 and 38,370,127.68
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Solution
The fourth proportional to 67,743,462.24, 93,465,381.60 and 38,370,127.68 is: 52,939,110.39
Step by Step Solution
- Step 1: Write the proportion equation
67,743,462.24 : 93,465,381.60 = 38,370,127.68 : x - Step 2: Convert to fraction form
67,743,462.24/93,465,381.60 = 38,370,127.68/x - Step 3: Cross multiply
67,743,462.24x = 93,465,381.60 × 38,370,127.68 - Step 4: Simplify right side
67,743,462.24x = 3,586,278,625,651,922.50 - Step 5: Solve for x
x = 3,586,278,625,651,922.50/67,743,462.24 - Step 6: Final answer
x = 52,939,110.39
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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.