Finding the Fourth Proportional to 14,384,102.48, 19,850,665.56 and 8,272,536.56
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Solution
The fourth proportional to 14,384,102.48, 19,850,665.56 and 8,272,536.56 is: 11,416,447.90
Step by Step Solution
- Step 1: Write the proportion equation
14,384,102.48 : 19,850,665.56 = 8,272,536.56 : x - Step 2: Convert to fraction form
14,384,102.48/19,850,665.56 = 8,272,536.56/x - Step 3: Cross multiply
14,384,102.48x = 19,850,665.56 × 8,272,536.56 - Step 4: Simplify right side
14,384,102.48x = 164,215,356,585,432.84 - Step 5: Solve for x
x = 164,215,356,585,432.84/14,384,102.48 - Step 6: Final answer
x = 11,416,447.90
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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.