Finding the Fourth Proportional to 61,467,534.80, 92,201,302.20 and 57,940,341.20
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Solution
The fourth proportional to 61,467,534.80, 92,201,302.20 and 57,940,341.20 is: 86,910,511.80
Step by Step Solution
- Step 1: Write the proportion equation
61,467,534.80 : 92,201,302.20 = 57,940,341.20 : x - Step 2: Convert to fraction form
61,467,534.80/92,201,302.20 = 57,940,341.20/x - Step 3: Cross multiply
61,467,534.80x = 92,201,302.20 × 57,940,341.20 - Step 4: Simplify right side
61,467,534.80x = 5,342,174,908,552,311 - Step 5: Solve for x
x = 5,342,174,908,552,311/61,467,534.80 - Step 6: Final answer
x = 86,910,511.80
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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.