Finding the Fourth Proportional to 73,741,336.13, 110,617,318.62 and 28,303,130.63
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Solution
The fourth proportional to 73,741,336.13, 110,617,318.62 and 28,303,130.63 is: 42,456,735.71
Step by Step Solution
- Step 1: Write the proportion equation
73,741,336.13 : 110,617,318.62 = 28,303,130.63 : x - Step 2: Convert to fraction form
73,741,336.13/110,617,318.62 = 28,303,130.63/x - Step 3: Cross multiply
73,741,336.13x = 110,617,318.62 × 28,303,130.63 - Step 4: Simplify right side
73,741,336.13x = 3,130,816,419,118,735 - Step 5: Solve for x
x = 3,130,816,419,118,735/73,741,336.13 - Step 6: Final answer
x = 42,456,735.71
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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.