Finding the Fourth Proportional to 35,634,936.91, 49,176,212.94 and 19,337,412.91
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Solution
The fourth proportional to 35,634,936.91, 49,176,212.94 and 19,337,412.91 is: 26,685,629.82
Step by Step Solution
- Step 1: Write the proportion equation
35,634,936.91 : 49,176,212.94 = 19,337,412.91 : x - Step 2: Convert to fraction form
35,634,936.91/49,176,212.94 = 19,337,412.91/x - Step 3: Cross multiply
35,634,936.91x = 49,176,212.94 × 19,337,412.91 - Step 4: Simplify right side
35,634,936.91x = 950,940,734,970,865 - Step 5: Solve for x
x = 950,940,734,970,865/35,634,936.91 - Step 6: Final answer
x = 26,685,629.82
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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.