Finding the Fourth Proportional to 6,237,402.10, 9,352,057.20 and 2,642,192.80
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Solution
The fourth proportional to 6,237,402.10, 9,352,057.20 and 2,642,192.80 is: 3,961,575.32
Step by Step Solution
- Step 1: Write the proportion equation
6,237,402.10 : 9,352,057.20 = 2,642,192.80 : x - Step 2: Convert to fraction form
6,237,402.10/9,352,057.20 = 2,642,192.80/x - Step 3: Cross multiply
6,237,402.10x = 9,352,057.20 × 2,642,192.80 - Step 4: Simplify right side
6,237,402.10x = 24,709,938,199,028.16 - Step 5: Solve for x
x = 24,709,938,199,028.16/6,237,402.10 - Step 6: Final answer
x = 3,961,575.32
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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.