Finding the Fourth Proportional to 8,450,860.98, 12,676,160.43 and 3,402,048.18
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Solution
The fourth proportional to 8,450,860.98, 12,676,160.43 and 3,402,048.18 is: 5,103,019.52
Step by Step Solution
- Step 1: Write the proportion equation
8,450,860.98 : 12,676,160.43 = 3,402,048.18 : x - Step 2: Convert to fraction form
8,450,860.98/12,676,160.43 = 3,402,048.18/x - Step 3: Cross multiply
8,450,860.98x = 12,676,160.43 × 3,402,048.18 - Step 4: Simplify right side
8,450,860.98x = 43,124,908,520,269.52 - Step 5: Solve for x
x = 43,124,908,520,269.52/8,450,860.98 - Step 6: Final answer
x = 5,103,019.52
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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.