Finding the Fourth Proportional to 7,187,028.24, 10,763,356.10 and 4,145,172.04
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Solution
The fourth proportional to 7,187,028.24, 10,763,356.10 and 4,145,172.04 is: 6,207,845.75
Step by Step Solution
- Step 1: Write the proportion equation
7,187,028.24 : 10,763,356.10 = 4,145,172.04 : x - Step 2: Convert to fraction form
7,187,028.24/10,763,356.10 = 4,145,172.04/x - Step 3: Cross multiply
7,187,028.24x = 10,763,356.10 × 4,145,172.04 - Step 4: Simplify right side
7,187,028.24x = 44,615,962,714,649.20 - Step 5: Solve for x
x = 44,615,962,714,649.20/7,187,028.24 - Step 6: Final answer
x = 6,207,845.75
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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.