Finding the Fourth Proportional to 7,966,847.04, 10,967,671.92 and 7,600,804.80
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Solution
The fourth proportional to 7,966,847.04, 10,967,671.92 and 7,600,804.80 is: 10,463,754.73
Step by Step Solution
- Step 1: Write the proportion equation
7,966,847.04 : 10,967,671.92 = 7,600,804.80 : x - Step 2: Convert to fraction form
7,966,847.04/10,967,671.92 = 7,600,804.80/x - Step 3: Cross multiply
7,966,847.04x = 10,967,671.92 × 7,600,804.80 - Step 4: Simplify right side
7,966,847.04x = 83,363,133,374,361.22 - Step 5: Solve for x
x = 83,363,133,374,361.22/7,966,847.04 - Step 6: Final answer
x = 10,463,754.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.