Finding the Fourth Proportional to 9,900,349.68, 14,850,536.37 and 2,711,945.55
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Solution
The fourth proportional to 9,900,349.68, 14,850,536.37 and 2,711,945.55 is: 4,067,921.57
Step by Step Solution
- Step 1: Write the proportion equation
9,900,349.68 : 14,850,536.37 = 2,711,945.55 : x - Step 2: Convert to fraction form
9,900,349.68/14,850,536.37 = 2,711,945.55/x - Step 3: Cross multiply
9,900,349.68x = 14,850,536.37 × 2,711,945.55 - Step 4: Simplify right side
9,900,349.68x = 40,273,846,023,734.65 - Step 5: Solve for x
x = 40,273,846,023,734.65/9,900,349.68 - Step 6: Final answer
x = 4,067,921.57
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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.