Finding the Fourth Proportional to 14,367,679.12, 21,550,745.99 and 7,073,867.59
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Solution
The fourth proportional to 14,367,679.12, 21,550,745.99 and 7,073,867.59 is: 10,610,420.95
Step by Step Solution
- Step 1: Write the proportion equation
14,367,679.12 : 21,550,745.99 = 7,073,867.59 : x - Step 2: Convert to fraction form
14,367,679.12/21,550,745.99 = 7,073,867.59/x - Step 3: Cross multiply
14,367,679.12x = 21,550,745.99 × 7,073,867.59 - Step 4: Simplify right side
14,367,679.12x = 152,447,123,562,791.28 - Step 5: Solve for x
x = 152,447,123,562,791.28/14,367,679.12 - Step 6: Final answer
x = 10,610,420.95
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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.