Finding the Fourth Proportional to 73,829,163.70, 101,885,314.98 and 40,790,172.68
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Solution
The fourth proportional to 73,829,163.70, 101,885,314.98 and 40,790,172.68 is: 56,291,028.96
Step by Step Solution
- Step 1: Write the proportion equation
73,829,163.70 : 101,885,314.98 = 40,790,172.68 : x - Step 2: Convert to fraction form
73,829,163.70/101,885,314.98 = 40,790,172.68/x - Step 3: Cross multiply
73,829,163.70x = 101,885,314.98 × 40,790,172.68 - Step 4: Simplify right side
73,829,163.70x = 4,155,919,591,590,391 - Step 5: Solve for x
x = 4,155,919,591,590,391/73,829,163.70 - Step 6: Final answer
x = 56,291,028.96
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.