Finding the Fourth Proportional to 27,113,031.48, 37,415,847.45 and 14,723,014.23
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Solution
The fourth proportional to 27,113,031.48, 37,415,847.45 and 14,723,014.23 is: 20,317,685.79
Step by Step Solution
- Step 1: Write the proportion equation
27,113,031.48 : 37,415,847.45 = 14,723,014.23 : x - Step 2: Convert to fraction form
27,113,031.48/37,415,847.45 = 14,723,014.23/x - Step 3: Cross multiply
27,113,031.48x = 37,415,847.45 × 14,723,014.23 - Step 4: Simplify right side
27,113,031.48x = 550,874,054,433,859.25 - Step 5: Solve for x
x = 550,874,054,433,859.25/27,113,031.48 - Step 6: Final answer
x = 20,317,685.79
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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.