Finding the Fourth Proportional to 64,691,323.70, 97,008,991.95 and 26,340,091.70
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Solution
The fourth proportional to 64,691,323.70, 97,008,991.95 and 26,340,091.70 is: 39,498,739.51
Step by Step Solution
- Step 1: Write the proportion equation
64,691,323.70 : 97,008,991.95 = 26,340,091.70 : x - Step 2: Convert to fraction form
64,691,323.70/97,008,991.95 = 26,340,091.70/x - Step 3: Cross multiply
64,691,323.70x = 97,008,991.95 × 26,340,091.70 - Step 4: Simplify right side
64,691,323.70x = 2,555,225,743,687,562 - Step 5: Solve for x
x = 2,555,225,743,687,562/64,691,323.70 - Step 6: Final answer
x = 39,498,739.51
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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.