Finding the Fourth Proportional to 7,155,950.04, 9,875,203.42 and 3,892,757.08
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Solution
The fourth proportional to 7,155,950.04, 9,875,203.42 and 3,892,757.08 is: 5,372,000.62
Step by Step Solution
- Step 1: Write the proportion equation
7,155,950.04 : 9,875,203.42 = 3,892,757.08 : x - Step 2: Convert to fraction form
7,155,950.04/9,875,203.42 = 3,892,757.08/x - Step 3: Cross multiply
7,155,950.04x = 9,875,203.42 × 3,892,757.08 - Step 4: Simplify right side
7,155,950.04x = 38,441,768,029,645.21 - Step 5: Solve for x
x = 38,441,768,029,645.21/7,155,950.04 - Step 6: Final answer
x = 5,372,000.62
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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.