Finding the Fourth Proportional to 7,263,660.13, 10,023,109.19 and 4,472,340.09
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Solution
The fourth proportional to 7,263,660.13, 10,023,109.19 and 4,472,340.09 is: 6,171,372.59
Step by Step Solution
- Step 1: Write the proportion equation
7,263,660.13 : 10,023,109.19 = 4,472,340.09 : x - Step 2: Convert to fraction form
7,263,660.13/10,023,109.19 = 4,472,340.09/x - Step 3: Cross multiply
7,263,660.13x = 10,023,109.19 × 4,472,340.09 - Step 4: Simplify right side
7,263,660.13x = 44,826,753,070,087.34 - Step 5: Solve for x
x = 44,826,753,070,087.34/7,263,660.13 - Step 6: Final answer
x = 6,171,372.59
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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.