Finding the Fourth Proportional to 5,485,051.97, 7,565,727.02 and 3,527,405.09
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Solution
The fourth proportional to 5,485,051.97, 7,565,727.02 and 3,527,405.09 is: 4,865,475.14
Step by Step Solution
- Step 1: Write the proportion equation
5,485,051.97 : 7,565,727.02 = 3,527,405.09 : x - Step 2: Convert to fraction form
5,485,051.97/7,565,727.02 = 3,527,405.09/x - Step 3: Cross multiply
5,485,051.97x = 7,565,727.02 × 3,527,405.09 - Step 4: Simplify right side
5,485,051.97x = 26,687,383,999,898.53 - Step 5: Solve for x
x = 26,687,383,999,898.53/5,485,051.97 - Step 6: Final answer
x = 4,865,475.14
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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.