Finding the Fourth Proportional to 7,029,395.62, 10,542,026.70 and 2,985,851.32
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Solution
The fourth proportional to 7,029,395.62, 10,542,026.70 and 2,985,851.32 is: 4,477,899.10
Step by Step Solution
- Step 1: Write the proportion equation
7,029,395.62 : 10,542,026.70 = 2,985,851.32 : x - Step 2: Convert to fraction form
7,029,395.62/10,542,026.70 = 2,985,851.32/x - Step 3: Cross multiply
7,029,395.62x = 10,542,026.70 × 2,985,851.32 - Step 4: Simplify right side
7,029,395.62x = 31,476,924,337,670.24 - Step 5: Solve for x
x = 31,476,924,337,670.24/7,029,395.62 - Step 6: Final answer
x = 4,477,899.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.