Finding the Fourth Proportional to 19,172,893.24, 26,458,747.50 and 10,588,189.24
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Solution
The fourth proportional to 19,172,893.24, 26,458,747.50 and 10,588,189.24 is: 14,611,786.66
Step by Step Solution
- Step 1: Write the proportion equation
19,172,893.24 : 26,458,747.50 = 10,588,189.24 : x - Step 2: Convert to fraction form
19,172,893.24/26,458,747.50 = 10,588,189.24/x - Step 3: Cross multiply
19,172,893.24x = 26,458,747.50 × 10,588,189.24 - Step 4: Simplify right side
19,172,893.24x = 280,150,225,583,376.91 - Step 5: Solve for x
x = 280,150,225,583,376.91/19,172,893.24 - Step 6: Final answer
x = 14,611,786.66
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1.5x scale
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.