Finding the Fourth Proportional to 29,904,962.87, 44,857,444.31 and 7,185,860.12
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Solution
The fourth proportional to 29,904,962.87, 44,857,444.31 and 7,185,860.12 is: 10,778,790.18
Step by Step Solution
- Step 1: Write the proportion equation
29,904,962.87 : 44,857,444.31 = 7,185,860.12 : x - Step 2: Convert to fraction form
29,904,962.87/44,857,444.31 = 7,185,860.12/x - Step 3: Cross multiply
29,904,962.87x = 44,857,444.31 × 7,185,860.12 - Step 4: Simplify right side
29,904,962.87x = 322,339,320,255,511.19 - Step 5: Solve for x
x = 322,339,320,255,511.19/29,904,962.87 - Step 6: Final answer
x = 10,778,790.18
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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.