Finding the Fourth Proportional to 6,664,138.38, 9,996,595.08 and 1,872,201.31
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Solution
The fourth proportional to 6,664,138.38, 9,996,595.08 and 1,872,201.31 is: 2,808,410.84
Step by Step Solution
- Step 1: Write the proportion equation
6,664,138.38 : 9,996,595.08 = 1,872,201.31 : x - Step 2: Convert to fraction form
6,664,138.38/9,996,595.08 = 1,872,201.31/x - Step 3: Cross multiply
6,664,138.38x = 9,996,595.08 × 1,872,201.31 - Step 4: Simplify right side
6,664,138.38x = 18,715,638,439,065.29 - Step 5: Solve for x
x = 18,715,638,439,065.29/6,664,138.38 - Step 6: Final answer
x = 2,808,410.84
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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.