Finding the Fourth Proportional to 75,953,920.70, 113,933,991.45 and 22,101,232.70
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Solution
The fourth proportional to 75,953,920.70, 113,933,991.45 and 22,101,232.70 is: 33,152,754.12
Step by Step Solution
- Step 1: Write the proportion equation
75,953,920.70 : 113,933,991.45 = 22,101,232.70 : x - Step 2: Convert to fraction form
75,953,920.70/113,933,991.45 = 22,101,232.70/x - Step 3: Cross multiply
75,953,920.70x = 113,933,991.45 × 22,101,232.70 - Step 4: Simplify right side
75,953,920.70x = 2,518,081,657,476,260.50 - Step 5: Solve for x
x = 2,518,081,657,476,260.50/75,953,920.70 - Step 6: Final answer
x = 33,152,754.12
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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.