Finding the Fourth Proportional to 6,136,451.94, 8,466,426.81 and 3,557,617.95
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Solution
The fourth proportional to 6,136,451.94, 8,466,426.81 and 3,557,617.95 is: 4,908,424.65
Step by Step Solution
- Step 1: Write the proportion equation
6,136,451.94 : 8,466,426.81 = 3,557,617.95 : x - Step 2: Convert to fraction form
6,136,451.94/8,466,426.81 = 3,557,617.95/x - Step 3: Cross multiply
6,136,451.94x = 8,466,426.81 × 3,557,617.95 - Step 4: Simplify right side
6,136,451.94x = 30,120,311,991,617.24 - Step 5: Solve for x
x = 30,120,311,991,617.24/6,136,451.94 - Step 6: Final answer
x = 4,908,424.65
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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.