Finding the Fourth Proportional to 17,389,723.40, 26,076,711.90 and 6,603,439.40
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Solution
The fourth proportional to 17,389,723.40, 26,076,711.90 and 6,603,439.40 is: 9,902,169.39
Step by Step Solution
- Step 1: Write the proportion equation
17,389,723.40 : 26,076,711.90 = 6,603,439.40 : x - Step 2: Convert to fraction form
17,389,723.40/26,076,711.90 = 6,603,439.40/x - Step 3: Cross multiply
17,389,723.40x = 26,076,711.90 × 6,603,439.40 - Step 4: Simplify right side
17,389,723.40x = 172,195,986,782,908.88 - Step 5: Solve for x
x = 172,195,986,782,908.88/17,389,723.40 - Step 6: Final answer
x = 9,902,169.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.