Finding the Fourth Proportional to 73,990,564.19, 102,107,197.07 and 40,953,107.96
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Solution
The fourth proportional to 73,990,564.19, 102,107,197.07 and 40,953,107.96 is: 56,515,409.92
Step by Step Solution
- Step 1: Write the proportion equation
73,990,564.19 : 102,107,197.07 = 40,953,107.96 : x - Step 2: Convert to fraction form
73,990,564.19/102,107,197.07 = 40,953,107.96/x - Step 3: Cross multiply
73,990,564.19x = 102,107,197.07 × 40,953,107.96 - Step 4: Simplify right side
73,990,564.19x = 4,181,607,065,100,705.50 - Step 5: Solve for x
x = 4,181,607,065,100,705.50/73,990,564.19 - Step 6: Final answer
x = 56,515,409.92
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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.