Finding the Fourth Proportional to 35,916,349.72, 49,564,560.70 and 19,396,472.70
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Solution
The fourth proportional to 35,916,349.72, 49,564,560.70 and 19,396,472.70 is: 26,767,131.29
Step by Step Solution
- Step 1: Write the proportion equation
35,916,349.72 : 49,564,560.70 = 19,396,472.70 : x - Step 2: Convert to fraction form
35,916,349.72/49,564,560.70 = 19,396,472.70/x - Step 3: Cross multiply
35,916,349.72x = 49,564,560.70 × 19,396,472.70 - Step 4: Simplify right side
35,916,349.72x = 961,377,648,505,042.88 - Step 5: Solve for x
x = 961,377,648,505,042.88/35,916,349.72 - Step 6: Final answer
x = 26,767,131.29
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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.