Finding the Fourth Proportional to 41,771,991.64, 62,670,819.68 and 19,940,231.33
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Solution
The fourth proportional to 41,771,991.64, 62,670,819.68 and 19,940,231.33 is: 29,916,472.57
Step by Step Solution
- Step 1: Write the proportion equation
41,771,991.64 : 62,670,819.68 = 19,940,231.33 : x - Step 2: Convert to fraction form
41,771,991.64/62,670,819.68 = 19,940,231.33/x - Step 3: Cross multiply
41,771,991.64x = 62,670,819.68 × 19,940,231.33 - Step 4: Simplify right side
41,771,991.64x = 1,249,670,641,960,215.25 - Step 5: Solve for x
x = 1,249,670,641,960,215.25/41,771,991.64 - Step 6: Final answer
x = 29,916,472.57
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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.