Finding the Fourth Proportional to 43,699,639.40, 65,543,238.30 and 14,947,101.80
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Solution
The fourth proportional to 43,699,639.40, 65,543,238.30 and 14,947,101.80 is: 22,418,524.93
Step by Step Solution
- Step 1: Write the proportion equation
43,699,639.40 : 65,543,238.30 = 14,947,101.80 : x - Step 2: Convert to fraction form
43,699,639.40/65,543,238.30 = 14,947,101.80/x - Step 3: Cross multiply
43,699,639.40x = 65,543,238.30 × 14,947,101.80 - Step 4: Simplify right side
43,699,639.40x = 979,681,455,171,759 - Step 5: Solve for x
x = 979,681,455,171,759/43,699,639.40 - Step 6: Final answer
x = 22,418,524.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.