Finding the Fourth Proportional to 10,689,325.97, 16,035,250.06 and 8,010,676.48
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Solution
The fourth proportional to 10,689,325.97, 16,035,250.06 and 8,010,676.48 is: 12,016,959.80
Step by Step Solution
- Step 1: Write the proportion equation
10,689,325.97 : 16,035,250.06 = 8,010,676.48 : x - Step 2: Convert to fraction form
10,689,325.97/16,035,250.06 = 8,010,676.48/x - Step 3: Cross multiply
10,689,325.97x = 16,035,250.06 × 8,010,676.48 - Step 4: Simplify right side
10,689,325.97x = 128,453,200,506,560.59 - Step 5: Solve for x
x = 128,453,200,506,560.59/10,689,325.97 - Step 6: Final answer
x = 12,016,959.80
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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.