Finding the Fourth Proportional to 11,699,556.36, 16,145,332.59 and 6,542,938.41
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Solution
The fourth proportional to 11,699,556.36, 16,145,332.59 and 6,542,938.41 is: 9,029,224.14
Step by Step Solution
- Step 1: Write the proportion equation
11,699,556.36 : 16,145,332.59 = 6,542,938.41 : x - Step 2: Convert to fraction form
11,699,556.36/16,145,332.59 = 6,542,938.41/x - Step 3: Cross multiply
11,699,556.36x = 16,145,332.59 × 6,542,938.41 - Step 4: Simplify right side
11,699,556.36x = 105,637,916,745,335.78 - Step 5: Solve for x
x = 105,637,916,745,335.78/11,699,556.36 - Step 6: Final answer
x = 9,029,224.14
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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.