Finding the Fourth Proportional to 37,161,372.40, 55,720,363.56 and 14,415,691.12
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Solution
The fourth proportional to 37,161,372.40, 55,720,363.56 and 14,415,691.12 is: 21,615,120.71
Step by Step Solution
- Step 1: Write the proportion equation
37,161,372.40 : 55,720,363.56 = 14,415,691.12 : x - Step 2: Convert to fraction form
37,161,372.40/55,720,363.56 = 14,415,691.12/x - Step 3: Cross multiply
37,161,372.40x = 55,720,363.56 × 14,415,691.12 - Step 4: Simplify right side
37,161,372.40x = 803,247,550,175,063.62 - Step 5: Solve for x
x = 803,247,550,175,063.62/37,161,372.40 - Step 6: Final answer
x = 21,615,120.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.