Finding the Fourth Proportional to 71,022,202.18, 106,539,446.31 and 24,960,133.06
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Solution
The fourth proportional to 71,022,202.18, 106,539,446.31 and 24,960,133.06 is: 37,442,358.51
Step by Step Solution
- Step 1: Write the proportion equation
71,022,202.18 : 106,539,446.31 = 24,960,133.06 : x - Step 2: Convert to fraction form
71,022,202.18/106,539,446.31 = 24,960,133.06/x - Step 3: Cross multiply
71,022,202.18x = 106,539,446.31 × 24,960,133.06 - Step 4: Simplify right side
71,022,202.18x = 2,659,238,756,036,326 - Step 5: Solve for x
x = 2,659,238,756,036,326/71,022,202.18 - Step 6: Final answer
x = 37,442,358.51
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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.