Finding the Fourth Proportional to 10,664,850.56, 15,999,676.88 and 3,378,749.68
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Solution
The fourth proportional to 10,664,850.56, 15,999,676.88 and 3,378,749.68 is: 5,068,885.20
Step by Step Solution
- Step 1: Write the proportion equation
10,664,850.56 : 15,999,676.88 = 3,378,749.68 : x - Step 2: Convert to fraction form
10,664,850.56/15,999,676.88 = 3,378,749.68/x - Step 3: Cross multiply
10,664,850.56x = 15,999,676.88 × 3,378,749.68 - Step 4: Simplify right side
10,664,850.56x = 54,058,903,138,403.41 - Step 5: Solve for x
x = 54,058,903,138,403.41/10,664,850.56 - Step 6: Final answer
x = 5,068,885.20
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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.