Finding the Fourth Proportional to 7,195,873.80, 10,793,810.70 and 2,709,156.36
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Solution
The fourth proportional to 7,195,873.80, 10,793,810.70 and 2,709,156.36 is: 4,063,734.54
Step by Step Solution
- Step 1: Write the proportion equation
7,195,873.80 : 10,793,810.70 = 2,709,156.36 : x - Step 2: Convert to fraction form
7,195,873.80/10,793,810.70 = 2,709,156.36/x - Step 3: Cross multiply
7,195,873.80x = 10,793,810.70 × 2,709,156.36 - Step 4: Simplify right side
7,195,873.80x = 29,242,120,906,541.05 - Step 5: Solve for x
x = 29,242,120,906,541.05/7,195,873.80 - Step 6: Final answer
x = 4,063,734.54
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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.