Finding the Fourth Proportional to 73,655,155.03, 110,450,651.57 and 21,121,218.81
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Solution
The fourth proportional to 73,655,155.03, 110,450,651.57 and 21,121,218.81 is: 31,672,628.74
Step by Step Solution
- Step 1: Write the proportion equation
73,655,155.03 : 110,450,651.57 = 21,121,218.81 : x - Step 2: Convert to fraction form
73,655,155.03/110,450,651.57 = 21,121,218.81/x - Step 3: Cross multiply
73,655,155.03x = 110,450,651.57 × 21,121,218.81 - Step 4: Simplify right side
73,655,155.03x = 2,332,852,379,741,875 - Step 5: Solve for x
x = 2,332,852,379,741,875/73,655,155.03 - Step 6: Final answer
x = 31,672,628.74
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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.