Finding the Fourth Proportional to 17,996,976.90, 26,995,465.35 and 16,611,293.70
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Solution
The fourth proportional to 17,996,976.90, 26,995,465.35 and 16,611,293.70 is: 24,916,940.55
Step by Step Solution
- Step 1: Write the proportion equation
17,996,976.90 : 26,995,465.35 = 16,611,293.70 : x - Step 2: Convert to fraction form
17,996,976.90/26,995,465.35 = 16,611,293.70/x - Step 3: Cross multiply
17,996,976.90x = 26,995,465.35 × 16,611,293.70 - Step 4: Simplify right side
17,996,976.90x = 448,429,603,497,023.31 - Step 5: Solve for x
x = 448,429,603,497,023.31/17,996,976.90 - Step 6: Final answer
x = 24,916,940.55
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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.