Finding the Fourth Proportional to 7,465,251.60, 11,197,877.40 and 2,673,097.20
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Solution
The fourth proportional to 7,465,251.60, 11,197,877.40 and 2,673,097.20 is: 4,009,645.80
Step by Step Solution
- Step 1: Write the proportion equation
7,465,251.60 : 11,197,877.40 = 2,673,097.20 : x - Step 2: Convert to fraction form
7,465,251.60/11,197,877.40 = 2,673,097.20/x - Step 3: Cross multiply
7,465,251.60x = 11,197,877.40 × 2,673,097.20 - Step 4: Simplify right side
7,465,251.60x = 29,933,014,723,883.28 - Step 5: Solve for x
x = 29,933,014,723,883.28/7,465,251.60 - Step 6: Final answer
x = 4,009,645.80
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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.