Finding the Fourth Proportional to 35,640,315.92, 49,183,656.15 and 19,342,791.92
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Solution
The fourth proportional to 35,640,315.92, 49,183,656.15 and 19,342,791.92 is: 26,693,063.80
Step by Step Solution
- Step 1: Write the proportion equation
35,640,315.92 : 49,183,656.15 = 19,342,791.92 : x - Step 2: Convert to fraction form
35,640,315.92/49,183,656.15 = 19,342,791.92/x - Step 3: Cross multiply
35,640,315.92x = 49,183,656.15 × 19,342,791.92 - Step 4: Simplify right side
35,640,315.92x = 951,349,226,528,360 - Step 5: Solve for x
x = 951,349,226,528,360/35,640,315.92 - Step 6: Final answer
x = 26,693,063.80
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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.