Finding the Fourth Proportional to 7,017,172.24, 10,525,752.21 and 2,641,129.10
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Solution
The fourth proportional to 7,017,172.24, 10,525,752.21 and 2,641,129.10 is: 3,961,691.33
Step by Step Solution
- Step 1: Write the proportion equation
7,017,172.24 : 10,525,752.21 = 2,641,129.10 : x - Step 2: Convert to fraction form
7,017,172.24/10,525,752.21 = 2,641,129.10/x - Step 3: Cross multiply
7,017,172.24x = 10,525,752.21 × 2,641,129.10 - Step 4: Simplify right side
7,017,172.24x = 27,799,870,448,014.67 - Step 5: Solve for x
x = 27,799,870,448,014.67/7,017,172.24 - Step 6: Final answer
x = 3,961,691.33
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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.