Finding the Fourth Proportional to 27,912,027.04, 38,512,950.64 and 16,307,349.28
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Solution
The fourth proportional to 27,912,027.04, 38,512,950.64 and 16,307,349.28 is: 22,500,842.99
Step by Step Solution
- Step 1: Write the proportion equation
27,912,027.04 : 38,512,950.64 = 16,307,349.28 : x - Step 2: Convert to fraction form
27,912,027.04/38,512,950.64 = 16,307,349.28/x - Step 3: Cross multiply
27,912,027.04x = 38,512,950.64 × 16,307,349.28 - Step 4: Simplify right side
27,912,027.04x = 628,044,137,889,879.50 - Step 5: Solve for x
x = 628,044,137,889,879.50/27,912,027.04 - Step 6: Final answer
x = 22,500,842.99
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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.