Finding the Fourth Proportional to 5,352,493.04, 7,386,242.82 and 2,905,051.53
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Solution
The fourth proportional to 5,352,493.04, 7,386,242.82 and 2,905,051.53 is: 4,008,863.88
Step by Step Solution
- Step 1: Write the proportion equation
5,352,493.04 : 7,386,242.82 = 2,905,051.53 : x - Step 2: Convert to fraction form
5,352,493.04/7,386,242.82 = 2,905,051.53/x - Step 3: Cross multiply
5,352,493.04x = 7,386,242.82 × 2,905,051.53 - Step 4: Simplify right side
5,352,493.04x = 21,457,416,021,996.98 - Step 5: Solve for x
x = 21,457,416,021,996.98/5,352,493.04 - Step 6: Final answer
x = 4,008,863.88
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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.