Finding the Fourth Proportional to 6,136,414.02, 8,466,374.82 and 3,557,580.12
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Solution
The fourth proportional to 6,136,414.02, 8,466,374.82 and 3,557,580.12 is: 4,908,372.65
Step by Step Solution
- Step 1: Write the proportion equation
6,136,414.02 : 8,466,374.82 = 3,557,580.12 : x - Step 2: Convert to fraction form
6,136,414.02/8,466,374.82 = 3,557,580.12/x - Step 3: Cross multiply
6,136,414.02x = 8,466,374.82 × 3,557,580.12 - Step 4: Simplify right side
6,136,414.02x = 30,119,806,748,100.58 - Step 5: Solve for x
x = 30,119,806,748,100.58/6,136,414.02 - Step 6: Final answer
x = 4,908,372.65
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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.