Finding the Fourth Proportional to 7,681,701.28, 11,523,951.60 and 2,633,522.08
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Solution
The fourth proportional to 7,681,701.28, 11,523,951.60 and 2,633,522.08 is: 3,950,762.97
Step by Step Solution
- Step 1: Write the proportion equation
7,681,701.28 : 11,523,951.60 = 2,633,522.08 : x - Step 2: Convert to fraction form
7,681,701.28/11,523,951.60 = 2,633,522.08/x - Step 3: Cross multiply
7,681,701.28x = 11,523,951.60 × 2,633,522.08 - Step 4: Simplify right side
7,681,701.28x = 30,348,580,987,451.33 - Step 5: Solve for x
x = 30,348,580,987,451.33/7,681,701.28 - Step 6: Final answer
x = 3,950,762.97
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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.