Finding the Fourth Proportional to 7,082,854.70, 10,624,282.05 and 2,291,028.35
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Solution
The fourth proportional to 7,082,854.70, 10,624,282.05 and 2,291,028.35 is: 3,436,542.53
Step by Step Solution
- Step 1: Write the proportion equation
7,082,854.70 : 10,624,282.05 = 2,291,028.35 : x - Step 2: Convert to fraction form
7,082,854.70/10,624,282.05 = 2,291,028.35/x - Step 3: Cross multiply
7,082,854.70x = 10,624,282.05 × 2,291,028.35 - Step 4: Simplify right side
7,082,854.70x = 24,340,531,374,946.12 - Step 5: Solve for x
x = 24,340,531,374,946.12/7,082,854.70 - Step 6: Final answer
x = 3,436,542.53
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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.