Finding the Fourth Proportional to 52,135,041.74, 71,949,720.62 and 28,930,168.70
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Solution
The fourth proportional to 52,135,041.74, 71,949,720.62 and 28,930,168.70 is: 39,925,498.97
Step by Step Solution
- Step 1: Write the proportion equation
52,135,041.74 : 71,949,720.62 = 28,930,168.70 : x - Step 2: Convert to fraction form
52,135,041.74/71,949,720.62 = 28,930,168.70/x - Step 3: Cross multiply
52,135,041.74x = 71,949,720.62 × 28,930,168.70 - Step 4: Simplify right side
52,135,041.74x = 2,081,517,555,267,256.75 - Step 5: Solve for x
x = 2,081,517,555,267,256.75/52,135,041.74 - Step 6: Final answer
x = 39,925,498.97
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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.