Finding the Fourth Proportional to 11,008,807.80, 16,513,211.70 and 6,704,135.70
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Solution
The fourth proportional to 11,008,807.80, 16,513,211.70 and 6,704,135.70 is: 10,056,203.55
Step by Step Solution
- Step 1: Write the proportion equation
11,008,807.80 : 16,513,211.70 = 6,704,135.70 : x - Step 2: Convert to fraction form
11,008,807.80/16,513,211.70 = 6,704,135.70/x - Step 3: Cross multiply
11,008,807.80x = 16,513,211.70 × 6,704,135.70 - Step 4: Simplify right side
11,008,807.80x = 110,706,812,079,627.69 - Step 5: Solve for x
x = 110,706,812,079,627.69/11,008,807.80 - Step 6: Final answer
x = 10,056,203.55
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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.