Finding the Fourth Proportional to 27,257,376.02, 37,615,630.94 and 14,867,472.68
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Solution
The fourth proportional to 27,257,376.02, 37,615,630.94 and 14,867,472.68 is: 20,517,358.85
Step by Step Solution
- Step 1: Write the proportion equation
27,257,376.02 : 37,615,630.94 = 14,867,472.68 : x - Step 2: Convert to fraction form
27,257,376.02/37,615,630.94 = 14,867,472.68/x - Step 3: Cross multiply
27,257,376.02x = 37,615,630.94 × 14,867,472.68 - Step 4: Simplify right side
27,257,376.02x = 559,249,365,078,997.25 - Step 5: Solve for x
x = 559,249,365,078,997.25/27,257,376.02 - Step 6: Final answer
x = 20,517,358.85
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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.