Finding the Fourth Proportional to 10,893,558.63, 16,325,044.61 and 8,609,040.03
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Solution
The fourth proportional to 10,893,558.63, 16,325,044.61 and 8,609,040.03 is: 12,901,473.92
Step by Step Solution
- Step 1: Write the proportion equation
10,893,558.63 : 16,325,044.61 = 8,609,040.03 : x - Step 2: Convert to fraction form
10,893,558.63/16,325,044.61 = 8,609,040.03/x - Step 3: Cross multiply
10,893,558.63x = 16,325,044.61 × 8,609,040.03 - Step 4: Simplify right side
10,893,558.63x = 140,542,962,605,625.30 - Step 5: Solve for x
x = 140,542,962,605,625.30/10,893,558.63 - Step 6: Final answer
x = 12,901,473.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.