Finding the Fourth Proportional to 7,360,203.62, 11,042,564.40 and 3,768,492.32
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Solution
The fourth proportional to 7,360,203.62, 11,042,564.40 and 3,768,492.32 is: 5,653,895.09
Step by Step Solution
- Step 1: Write the proportion equation
7,360,203.62 : 11,042,564.40 = 3,768,492.32 : x - Step 2: Convert to fraction form
7,360,203.62/11,042,564.40 = 3,768,492.32/x - Step 3: Cross multiply
7,360,203.62x = 11,042,564.40 × 3,768,492.32 - Step 4: Simplify right side
7,360,203.62x = 41,613,819,134,505.41 - Step 5: Solve for x
x = 41,613,819,134,505.41/7,360,203.62 - Step 6: Final answer
x = 5,653,895.09
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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.