Finding the Fourth Proportional to 11,823,699.73, 16,316,698.41 and 6,391,191.73
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Solution
The fourth proportional to 11,823,699.73, 16,316,698.41 and 6,391,191.73 is: 8,819,840.69
Step by Step Solution
- Step 1: Write the proportion equation
11,823,699.73 : 16,316,698.41 = 6,391,191.73 : x - Step 2: Convert to fraction form
11,823,699.73/16,316,698.41 = 6,391,191.73/x - Step 3: Cross multiply
11,823,699.73x = 16,316,698.41 × 6,391,191.73 - Step 4: Simplify right side
11,823,699.73x = 104,283,148,003,654.86 - Step 5: Solve for x
x = 104,283,148,003,654.86/11,823,699.73 - Step 6: Final answer
x = 8,819,840.69
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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.