Finding the Fourth Proportional to 7,530,537.84, 10,392,210.36 and 4,092,786.96
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Solution
The fourth proportional to 7,530,537.84, 10,392,210.36 and 4,092,786.96 is: 5,648,083.04
Step by Step Solution
- Step 1: Write the proportion equation
7,530,537.84 : 10,392,210.36 = 4,092,786.96 : x - Step 2: Convert to fraction form
7,530,537.84/10,392,210.36 = 4,092,786.96/x - Step 3: Cross multiply
7,530,537.84x = 10,392,210.36 × 4,092,786.96 - Step 4: Simplify right side
7,530,537.84x = 42,533,103,046,984.91 - Step 5: Solve for x
x = 42,533,103,046,984.91/7,530,537.84 - Step 6: Final answer
x = 5,648,083.04
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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.