Finding the Fourth Proportional to 10,825,117.11, 14,938,660.37 and 6,474,202.72
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Solution
The fourth proportional to 10,825,117.11, 14,938,660.37 and 6,474,202.72 is: 8,934,399.01
Step by Step Solution
- Step 1: Write the proportion equation
10,825,117.11 : 14,938,660.37 = 6,474,202.72 : x - Step 2: Convert to fraction form
10,825,117.11/14,938,660.37 = 6,474,202.72/x - Step 3: Cross multiply
10,825,117.11x = 14,938,660.37 × 6,474,202.72 - Step 4: Simplify right side
10,825,117.11x = 96,715,915,579,449.06 - Step 5: Solve for x
x = 96,715,915,579,449.06/10,825,117.11 - Step 6: Final answer
x = 8,934,399.01
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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.