Finding the Fourth Proportional to 14,539,679.71, 21,809,745.63 and 4,305,574.64
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Solution
The fourth proportional to 14,539,679.71, 21,809,745.63 and 4,305,574.64 is: 6,458,428.91
Step by Step Solution
- Step 1: Write the proportion equation
14,539,679.71 : 21,809,745.63 = 4,305,574.64 : x - Step 2: Convert to fraction form
14,539,679.71/21,809,745.63 = 4,305,574.64/x - Step 3: Cross multiply
14,539,679.71x = 21,809,745.63 × 4,305,574.64 - Step 4: Simplify right side
14,539,679.71x = 93,903,487,743,903.19 - Step 5: Solve for x
x = 93,903,487,743,903.19/14,539,679.71 - Step 6: Final answer
x = 6,458,428.91
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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.