Finding the Fourth Proportional to 35,109,742.70, 52,664,614.05 and 18,103,630.70
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Solution
The fourth proportional to 35,109,742.70, 52,664,614.05 and 18,103,630.70 is: 27,155,446.05
Step by Step Solution
- Step 1: Write the proportion equation
35,109,742.70 : 52,664,614.05 = 18,103,630.70 : x - Step 2: Convert to fraction form
35,109,742.70/52,664,614.05 = 18,103,630.70/x - Step 3: Cross multiply
35,109,742.70x = 52,664,614.05 × 18,103,630.70 - Step 4: Simplify right side
35,109,742.70x = 953,420,723,719,231.25 - Step 5: Solve for x
x = 953,420,723,719,231.25/35,109,742.70 - Step 6: Final answer
x = 27,155,446.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.