Finding the Fourth Proportional to 65,204,408.70, 97,806,613.05 and 34,971,320.70
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Solution
The fourth proportional to 65,204,408.70, 97,806,613.05 and 34,971,320.70 is: 52,456,981.05
Step by Step Solution
- Step 1: Write the proportion equation
65,204,408.70 : 97,806,613.05 = 34,971,320.70 : x - Step 2: Convert to fraction form
65,204,408.70/97,806,613.05 = 34,971,320.70/x - Step 3: Cross multiply
65,204,408.70x = 97,806,613.05 × 34,971,320.70 - Step 4: Simplify right side
65,204,408.70x = 3,420,426,431,552,355.50 - Step 5: Solve for x
x = 3,420,426,431,552,355.50/65,204,408.70 - Step 6: Final answer
x = 52,456,981.05
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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.