Finding the Fourth Proportional to 36,144,455.99, 54,217,331.98 and 13,131,733.91
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Solution
The fourth proportional to 36,144,455.99, 54,217,331.98 and 13,131,733.91 is: 19,697,836.28
Step by Step Solution
- Step 1: Write the proportion equation
36,144,455.99 : 54,217,331.98 = 13,131,733.91 : x - Step 2: Convert to fraction form
36,144,455.99/54,217,331.98 = 13,131,733.91/x - Step 3: Cross multiply
36,144,455.99x = 54,217,331.98 × 13,131,733.91 - Step 4: Simplify right side
36,144,455.99x = 711,967,576,567,577.38 - Step 5: Solve for x
x = 711,967,576,567,577.38/36,144,455.99 - Step 6: Final answer
x = 19,697,836.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.