Finding the Fourth Proportional to 7,709,893.32, 11,562,590.92 and 2,591,744.68
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Solution
The fourth proportional to 7,709,893.32, 11,562,590.92 and 2,591,744.68 is: 3,886,860.98
Step by Step Solution
- Step 1: Write the proportion equation
7,709,893.32 : 11,562,590.92 = 2,591,744.68 : x - Step 2: Convert to fraction form
7,709,893.32/11,562,590.92 = 2,591,744.68/x - Step 3: Cross multiply
7,709,893.32x = 11,562,590.92 × 2,591,744.68 - Step 4: Simplify right side
7,709,893.32x = 29,967,283,503,926.31 - Step 5: Solve for x
x = 29,967,283,503,926.31/7,709,893.32 - Step 6: Final answer
x = 3,886,860.98
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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.