Finding the Fourth Proportional to 9,881,106.10, 14,821,659.15 and 6,490,818.70
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Solution
The fourth proportional to 9,881,106.10, 14,821,659.15 and 6,490,818.70 is: 9,736,228.05
Step by Step Solution
- Step 1: Write the proportion equation
9,881,106.10 : 14,821,659.15 = 6,490,818.70 : x - Step 2: Convert to fraction form
9,881,106.10/14,821,659.15 = 6,490,818.70/x - Step 3: Cross multiply
9,881,106.10x = 14,821,659.15 × 6,490,818.70 - Step 4: Simplify right side
9,881,106.10x = 96,204,702,375,846.11 - Step 5: Solve for x
x = 96,204,702,375,846.11/9,881,106.10 - Step 6: Final answer
x = 9,736,228.05
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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.