Finding the Fourth Proportional to 7,115,037.44, 10,672,362.36 and 1,997,509.68
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Solution
The fourth proportional to 7,115,037.44, 10,672,362.36 and 1,997,509.68 is: 2,996,210.11
Step by Step Solution
- Step 1: Write the proportion equation
7,115,037.44 : 10,672,362.36 = 1,997,509.68 : x - Step 2: Convert to fraction form
7,115,037.44/10,672,362.36 = 1,997,509.68/x - Step 3: Cross multiply
7,115,037.44x = 10,672,362.36 × 1,997,509.68 - Step 4: Simplify right side
7,115,037.44x = 21,318,147,122,567.64 - Step 5: Solve for x
x = 21,318,147,122,567.64/7,115,037.44 - Step 6: Final answer
x = 2,996,210.11
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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.