Finding the Fourth Proportional to 8,906,733.10, 13,349,602.05 and 6,660,246.70
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Solution
The fourth proportional to 8,906,733.10, 13,349,602.05 and 6,660,246.70 is: 9,982,520.19
Step by Step Solution
- Step 1: Write the proportion equation
8,906,733.10 : 13,349,602.05 = 6,660,246.70 : x - Step 2: Convert to fraction form
8,906,733.10/13,349,602.05 = 6,660,246.70/x - Step 3: Cross multiply
8,906,733.10x = 13,349,602.05 × 6,660,246.70 - Step 4: Simplify right side
8,906,733.10x = 88,911,642,999,825.75 - Step 5: Solve for x
x = 88,911,642,999,825.75/8,906,733.10 - Step 6: Final answer
x = 9,982,520.19
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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.