Finding the Fourth Proportional to 16,938,912.19, 25,408,916.49 and 8,063,833.65
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Solution
The fourth proportional to 16,938,912.19, 25,408,916.49 and 8,063,833.65 is: 12,096,011.45
Step by Step Solution
- Step 1: Write the proportion equation
16,938,912.19 : 25,408,916.49 = 8,063,833.65 : x - Step 2: Convert to fraction form
16,938,912.19/25,408,916.49 = 8,063,833.65/x - Step 3: Cross multiply
16,938,912.19x = 25,408,916.49 × 8,063,833.65 - Step 4: Simplify right side
16,938,912.19x = 204,893,275,802,101.88 - Step 5: Solve for x
x = 204,893,275,802,101.88/16,938,912.19 - Step 6: Final answer
x = 12,096,011.45
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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.