Finding the Fourth Proportional to 6,124,305.79, 8,451,220.42 and 3,370,466.87
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Solution
The fourth proportional to 6,124,305.79, 8,451,220.42 and 3,370,466.87 is: 4,651,067.31
Step by Step Solution
- Step 1: Write the proportion equation
6,124,305.79 : 8,451,220.42 = 3,370,466.87 : x - Step 2: Convert to fraction form
6,124,305.79/8,451,220.42 = 3,370,466.87/x - Step 3: Cross multiply
6,124,305.79x = 8,451,220.42 × 3,370,466.87 - Step 4: Simplify right side
6,124,305.79x = 28,484,558,436,677.48 - Step 5: Solve for x
x = 28,484,558,436,677.48/6,124,305.79 - Step 6: Final answer
x = 4,651,067.31
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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.