Finding the Fourth Proportional to 17,542,343.41, 26,315,319.90 and 6,621,731.65
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Solution
The fourth proportional to 17,542,343.41, 26,315,319.90 and 6,621,731.65 is: 9,933,278.73
Step by Step Solution
- Step 1: Write the proportion equation
17,542,343.41 : 26,315,319.90 = 6,621,731.65 : x - Step 2: Convert to fraction form
17,542,343.41/26,315,319.90 = 6,621,731.65/x - Step 3: Cross multiply
17,542,343.41x = 26,315,319.90 × 6,621,731.65 - Step 4: Simplify right side
17,542,343.41x = 174,252,986,661,704.84 - Step 5: Solve for x
x = 174,252,986,661,704.84/17,542,343.41 - Step 6: Final answer
x = 9,933,278.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.