Finding the Fourth Proportional to 26,987,554.86, 37,242,829.97 and 14,597,642.84
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Solution
The fourth proportional to 26,987,554.86, 37,242,829.97 and 14,597,642.84 is: 20,144,749.42
Step by Step Solution
- Step 1: Write the proportion equation
26,987,554.86 : 37,242,829.97 = 14,597,642.84 : x - Step 2: Convert to fraction form
26,987,554.86/37,242,829.97 = 14,597,642.84/x - Step 3: Cross multiply
26,987,554.86x = 37,242,829.97 × 14,597,642.84 - Step 4: Simplify right side
26,987,554.86x = 543,657,530,167,197.44 - Step 5: Solve for x
x = 543,657,530,167,197.44/26,987,554.86 - Step 6: Final answer
x = 20,144,749.42
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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.