Finding the Fourth Proportional to 11,000,701.80, 15,180,733.26 and 6,105,638.52
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Solution
The fourth proportional to 11,000,701.80, 15,180,733.26 and 6,105,638.52 is: 8,425,650.60
Step by Step Solution
- Step 1: Write the proportion equation
11,000,701.80 : 15,180,733.26 = 6,105,638.52 : x - Step 2: Convert to fraction form
11,000,701.80/15,180,733.26 = 6,105,638.52/x - Step 3: Cross multiply
11,000,701.80x = 15,180,733.26 × 6,105,638.52 - Step 4: Simplify right side
11,000,701.80x = 92,688,069,754,101.17 - Step 5: Solve for x
x = 92,688,069,754,101.17/11,000,701.80 - Step 6: Final answer
x = 8,425,650.60
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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.