Finding the Fourth Proportional to 10,475,149.77, 15,716,562.84 and 4,411,407.96
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Solution
The fourth proportional to 10,475,149.77, 15,716,562.84 and 4,411,407.96 is: 6,618,728.32
Step by Step Solution
- Step 1: Write the proportion equation
10,475,149.77 : 15,716,562.84 = 4,411,407.96 : x - Step 2: Convert to fraction form
10,475,149.77/15,716,562.84 = 4,411,407.96/x - Step 3: Cross multiply
10,475,149.77x = 15,716,562.84 × 4,411,407.96 - Step 4: Simplify right side
10,475,149.77x = 69,332,170,416,216.20 - Step 5: Solve for x
x = 69,332,170,416,216.20/10,475,149.77 - Step 6: Final answer
x = 6,618,728.32
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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.