Finding the Fourth Proportional to 32,195,513.16, 44,415,151.74 and 19,135,349.64
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Solution
The fourth proportional to 32,195,513.16, 44,415,151.74 and 19,135,349.64 is: 26,398,071.48
Step by Step Solution
- Step 1: Write the proportion equation
32,195,513.16 : 44,415,151.74 = 19,135,349.64 : x - Step 2: Convert to fraction form
32,195,513.16/44,415,151.74 = 19,135,349.64/x - Step 3: Cross multiply
32,195,513.16x = 44,415,151.74 × 19,135,349.64 - Step 4: Simplify right side
32,195,513.16x = 849,899,457,858,554.50 - Step 5: Solve for x
x = 849,899,457,858,554.50/32,195,513.16 - Step 6: Final answer
x = 26,398,071.48
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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.