Finding the Fourth Proportional to 10,197,407.12, 14,069,246.44 and 5,786,402.32
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Solution
The fourth proportional to 10,197,407.12, 14,069,246.44 and 5,786,402.32 is: 7,983,433.37
Step by Step Solution
- Step 1: Write the proportion equation
10,197,407.12 : 14,069,246.44 = 5,786,402.32 : x - Step 2: Convert to fraction form
10,197,407.12/14,069,246.44 = 5,786,402.32/x - Step 3: Cross multiply
10,197,407.12x = 14,069,246.44 × 5,786,402.32 - Step 4: Simplify right side
10,197,407.12x = 81,410,320,241,067.73 - Step 5: Solve for x
x = 81,410,320,241,067.73/10,197,407.12 - Step 6: Final answer
x = 7,983,433.37
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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.