Finding the Fourth Proportional to 15,210,433.05, 22,815,649.57 and 3,695,841.14
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Solution
The fourth proportional to 15,210,433.05, 22,815,649.57 and 3,695,841.14 is: 5,543,761.72
Step by Step Solution
- Step 1: Write the proportion equation
15,210,433.05 : 22,815,649.57 = 3,695,841.14 : x - Step 2: Convert to fraction form
15,210,433.05/22,815,649.57 = 3,695,841.14/x - Step 3: Cross multiply
15,210,433.05x = 22,815,649.57 × 3,695,841.14 - Step 4: Simplify right side
15,210,433.05x = 84,323,016,408,340.97 - Step 5: Solve for x
x = 84,323,016,408,340.97/15,210,433.05 - Step 6: Final answer
x = 5,543,761.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.