Finding the Fourth Proportional to 16,528,309.62, 24,795,031.41 and 8,436,907.15
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Solution
The fourth proportional to 16,528,309.62, 24,795,031.41 and 8,436,907.15 is: 12,656,671.04
Step by Step Solution
- Step 1: Write the proportion equation
16,528,309.62 : 24,795,031.41 = 8,436,907.15 : x - Step 2: Convert to fraction form
16,528,309.62/24,795,031.41 = 8,436,907.15/x - Step 3: Cross multiply
16,528,309.62x = 24,795,031.41 × 8,436,907.15 - Step 4: Simplify right side
16,528,309.62x = 209,193,377,787,503.59 - Step 5: Solve for x
x = 209,193,377,787,503.59/16,528,309.62 - Step 6: Final answer
x = 12,656,671.04
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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.