Finding the Fourth Proportional to 14,404,227.84, 19,877,555.93 and 7,877,837.12
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Solution
The fourth proportional to 14,404,227.84, 19,877,555.93 and 7,877,837.12 is: 10,871,262.92
Step by Step Solution
- Step 1: Write the proportion equation
14,404,227.84 : 19,877,555.93 = 7,877,837.12 : x - Step 2: Convert to fraction form
14,404,227.84/19,877,555.93 = 7,877,837.12/x - Step 3: Cross multiply
14,404,227.84x = 19,877,555.93 × 7,877,837.12 - Step 4: Simplify right side
14,404,227.84x = 156,592,147,960,230.12 - Step 5: Solve for x
x = 156,592,147,960,230.12/14,404,227.84 - Step 6: Final answer
x = 10,871,262.92
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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.