Finding the Fourth Proportional to 6,124,305.90, 8,451,475.07 and 3,370,934.46
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Solution
The fourth proportional to 6,124,305.90, 8,451,475.07 and 3,370,934.46 is: 4,651,852.64
Step by Step Solution
- Step 1: Write the proportion equation
6,124,305.90 : 8,451,475.07 = 3,370,934.46 : x - Step 2: Convert to fraction form
6,124,305.90/8,451,475.07 = 3,370,934.46/x - Step 3: Cross multiply
6,124,305.90x = 8,451,475.07 × 3,370,934.46 - Step 4: Simplify right side
6,124,305.90x = 28,489,368,551,293.91 - Step 5: Solve for x
x = 28,489,368,551,293.91/6,124,305.90 - Step 6: Final answer
x = 4,651,852.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.