Finding the Fourth Proportional to 7,356,749.80, 11,035,124.70 and 2,037,965.80
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Solution
The fourth proportional to 7,356,749.80, 11,035,124.70 and 2,037,965.80 is: 3,056,948.70
Step by Step Solution
- Step 1: Write the proportion equation
7,356,749.80 : 11,035,124.70 = 2,037,965.80 : x - Step 2: Convert to fraction form
7,356,749.80/11,035,124.70 = 2,037,965.80/x - Step 3: Cross multiply
7,356,749.80x = 11,035,124.70 × 2,037,965.80 - Step 4: Simplify right side
7,356,749.80x = 22,489,206,737,335.26 - Step 5: Solve for x
x = 22,489,206,737,335.26/7,356,749.80 - Step 6: Final answer
x = 3,056,948.70
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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.