Finding the Fourth Proportional to 6,963,438.67, 10,441,798.44 and 2,918,840.51
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Solution
The fourth proportional to 6,963,438.67, 10,441,798.44 and 2,918,840.51 is: 4,376,852.55
Step by Step Solution
- Step 1: Write the proportion equation
6,963,438.67 : 10,441,798.44 = 2,918,840.51 : x - Step 2: Convert to fraction form
6,963,438.67/10,441,798.44 = 2,918,840.51/x - Step 3: Cross multiply
6,963,438.67x = 10,441,798.44 × 2,918,840.51 - Step 4: Simplify right side
6,963,438.67x = 30,477,944,265,891.31 - Step 5: Solve for x
x = 30,477,944,265,891.31/6,963,438.67 - Step 6: Final answer
x = 4,376,852.55
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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.