Finding the Fourth Proportional to 36,744,683.02, 50,704,366.71 and 21,275,811.70
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Solution
The fourth proportional to 36,744,683.02, 50,704,366.71 and 21,275,811.70 is: 29,358,711.79
Step by Step Solution
- Step 1: Write the proportion equation
36,744,683.02 : 50,704,366.71 = 21,275,811.70 : x - Step 2: Convert to fraction form
36,744,683.02/50,704,366.71 = 21,275,811.70/x - Step 3: Cross multiply
36,744,683.02x = 50,704,366.71 × 21,275,811.70 - Step 4: Simplify right side
36,744,683.02x = 1,078,776,558,489,708.50 - Step 5: Solve for x
x = 1,078,776,558,489,708.50/36,744,683.02 - Step 6: Final answer
x = 29,358,711.79
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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.