Finding the Fourth Proportional to 6,958,410.24, 10,433,421.36 and 3,119,538.12
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Solution
The fourth proportional to 6,958,410.24, 10,433,421.36 and 3,119,538.12 is: 4,677,426.96
Step by Step Solution
- Step 1: Write the proportion equation
6,958,410.24 : 10,433,421.36 = 3,119,538.12 : x - Step 2: Convert to fraction form
6,958,410.24/10,433,421.36 = 3,119,538.12/x - Step 3: Cross multiply
6,958,410.24x = 10,433,421.36 × 3,119,538.12 - Step 4: Simplify right side
6,958,410.24x = 32,547,455,654,542.24 - Step 5: Solve for x
x = 32,547,455,654,542.24/6,958,410.24 - Step 6: Final answer
x = 4,677,426.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.