Finding the Fourth Proportional to 7,080,257.84, 10,617,458.81 and 2,220,943.50
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Solution
The fourth proportional to 7,080,257.84, 10,617,458.81 and 2,220,943.50 is: 3,330,496.81
Step by Step Solution
- Step 1: Write the proportion equation
7,080,257.84 : 10,617,458.81 = 2,220,943.50 : x - Step 2: Convert to fraction form
7,080,257.84/10,617,458.81 = 2,220,943.50/x - Step 3: Cross multiply
7,080,257.84x = 10,617,458.81 × 2,220,943.50 - Step 4: Simplify right side
7,080,257.84x = 23,580,776,119,482.52 - Step 5: Solve for x
x = 23,580,776,119,482.52/7,080,257.84 - Step 6: Final answer
x = 3,330,496.81
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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.