Finding the Fourth Proportional to 14,227,402.14, 19,633,864.05 and 7,701,029.88
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Solution
The fourth proportional to 14,227,402.14, 19,633,864.05 and 7,701,029.88 is: 10,627,447.81
Step by Step Solution
- Step 1: Write the proportion equation
14,227,402.14 : 19,633,864.05 = 7,701,029.88 : x - Step 2: Convert to fraction form
14,227,402.14/19,633,864.05 = 7,701,029.88/x - Step 3: Cross multiply
14,227,402.14x = 19,633,864.05 × 7,701,029.88 - Step 4: Simplify right side
14,227,402.14x = 151,200,973,708,907.81 - Step 5: Solve for x
x = 151,200,973,708,907.81/14,227,402.14 - Step 6: Final answer
x = 10,627,447.81
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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.