Finding the Fourth Proportional to 38,307,321.64, 57,450,350.94 and 10,634,881.96
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Solution
The fourth proportional to 38,307,321.64, 57,450,350.94 and 10,634,881.96 is: 15,949,371.42
Step by Step Solution
- Step 1: Write the proportion equation
38,307,321.64 : 57,450,350.94 = 10,634,881.96 : x - Step 2: Convert to fraction form
38,307,321.64/57,450,350.94 = 10,634,881.96/x - Step 3: Cross multiply
38,307,321.64x = 57,450,350.94 × 10,634,881.96 - Step 4: Simplify right side
38,307,321.64x = 610,977,700,807,475.12 - Step 5: Solve for x
x = 610,977,700,807,475.12/38,307,321.64 - Step 6: Final answer
x = 15,949,371.42
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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.