Finding the Fourth Proportional to 35,231,847.42, 48,619,849.89 and 19,553,238.99
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Solution
The fourth proportional to 35,231,847.42, 48,619,849.89 and 19,553,238.99 is: 26,983,414.56
Step by Step Solution
- Step 1: Write the proportion equation
35,231,847.42 : 48,619,849.89 = 19,553,238.99 : x - Step 2: Convert to fraction form
35,231,847.42/48,619,849.89 = 19,553,238.99/x - Step 3: Cross multiply
35,231,847.42x = 48,619,849.89 × 19,553,238.99 - Step 4: Simplify right side
35,231,847.42x = 950,675,544,557,095.12 - Step 5: Solve for x
x = 950,675,544,557,095.12/35,231,847.42 - Step 6: Final answer
x = 26,983,414.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.