Finding the Fourth Proportional to 73,735,858.53, 101,482,465.82 and 54,125,685.63
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Solution
The fourth proportional to 73,735,858.53, 101,482,465.82 and 54,125,685.63 is: 74,493,037.05
Step by Step Solution
- Step 1: Write the proportion equation
73,735,858.53 : 101,482,465.82 = 54,125,685.63 : x - Step 2: Convert to fraction form
73,735,858.53/101,482,465.82 = 54,125,685.63/x - Step 3: Cross multiply
73,735,858.53x = 101,482,465.82 × 54,125,685.63 - Step 4: Simplify right side
73,735,858.53x = 5,492,808,041,659,912 - Step 5: Solve for x
x = 5,492,808,041,659,912/73,735,858.53 - Step 6: Final answer
x = 74,493,037.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.