Finding the Fourth Proportional to 9,998,277.08, 13,797,553.70 and 5,414,493.56
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Solution
The fourth proportional to 9,998,277.08, 13,797,553.70 and 5,414,493.56 is: 7,471,963.92
Step by Step Solution
- Step 1: Write the proportion equation
9,998,277.08 : 13,797,553.70 = 5,414,493.56 : x - Step 2: Convert to fraction form
9,998,277.08/13,797,553.70 = 5,414,493.56/x - Step 3: Cross multiply
9,998,277.08x = 13,797,553.70 × 5,414,493.56 - Step 4: Simplify right side
9,998,277.08x = 74,706,765,652,404.16 - Step 5: Solve for x
x = 74,706,765,652,404.16/9,998,277.08 - Step 6: Final answer
x = 7,471,963.92
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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.