Finding the Fourth Proportional to 86,086,214.02, 129,129,459.54 and 26,192,980.99
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Solution
The fourth proportional to 86,086,214.02, 129,129,459.54 and 26,192,980.99 is: 39,289,513.63
Step by Step Solution
- Step 1: Write the proportion equation
86,086,214.02 : 129,129,459.54 = 26,192,980.99 : x - Step 2: Convert to fraction form
86,086,214.02/129,129,459.54 = 26,192,980.99/x - Step 3: Cross multiply
86,086,214.02x = 129,129,459.54 × 26,192,980.99 - Step 4: Simplify right side
86,086,214.02x = 3,382,285,478,980,194 - Step 5: Solve for x
x = 3,382,285,478,980,194/86,086,214.02 - Step 6: Final answer
x = 39,289,513.63
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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.