Finding the Fourth Proportional to 19,338,158.22, 26,687,163.30 and 10,636,559.24
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Solution
The fourth proportional to 19,338,158.22, 26,687,163.30 and 10,636,559.24 is: 14,678,729.49
Step by Step Solution
- Step 1: Write the proportion equation
19,338,158.22 : 26,687,163.30 = 10,636,559.24 : x - Step 2: Convert to fraction form
19,338,158.22/26,687,163.30 = 10,636,559.24/x - Step 3: Cross multiply
19,338,158.22x = 26,687,163.30 × 10,636,559.24 - Step 4: Simplify right side
19,338,158.22x = 283,859,593,254,568.06 - Step 5: Solve for x
x = 283,859,593,254,568.06/19,338,158.22 - Step 6: Final answer
x = 14,678,729.49
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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.