Finding the Fourth Proportional to 8,910,825.84, 12,296,948.76 and 4,836,445.68
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Solution
The fourth proportional to 8,910,825.84, 12,296,948.76 and 4,836,445.68 is: 6,674,299.98
Step by Step Solution
- Step 1: Write the proportion equation
8,910,825.84 : 12,296,948.76 = 4,836,445.68 : x - Step 2: Convert to fraction form
8,910,825.84/12,296,948.76 = 4,836,445.68/x - Step 3: Cross multiply
8,910,825.84x = 12,296,948.76 × 4,836,445.68 - Step 4: Simplify right side
8,910,825.84x = 59,473,524,707,483.35 - Step 5: Solve for x
x = 59,473,524,707,483.35/8,910,825.84 - Step 6: Final answer
x = 6,674,299.98
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1.5x scale
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.