Finding the Fourth Proportional to 7,681,328.19, 11,519,458.97 and 2,562,347.43
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Solution
The fourth proportional to 7,681,328.19, 11,519,458.97 and 2,562,347.43 is: 3,842,676.08
Step by Step Solution
- Step 1: Write the proportion equation
7,681,328.19 : 11,519,458.97 = 2,562,347.43 : x - Step 2: Convert to fraction form
7,681,328.19/11,519,458.97 = 2,562,347.43/x - Step 3: Cross multiply
7,681,328.19x = 11,519,458.97 × 2,562,347.43 - Step 4: Simplify right side
7,681,328.19x = 29,516,856,073,958.21 - Step 5: Solve for x
x = 29,516,856,073,958.21/7,681,328.19 - Step 6: Final answer
x = 3,842,676.08
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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.