Finding the Fourth Proportional to 22,727,564.21, 34,091,346.36 and 8,344,408.79
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Solution
The fourth proportional to 22,727,564.21, 34,091,346.36 and 8,344,408.79 is: 12,516,613.20
Step by Step Solution
- Step 1: Write the proportion equation
22,727,564.21 : 34,091,346.36 = 8,344,408.79 : x - Step 2: Convert to fraction form
22,727,564.21/34,091,346.36 = 8,344,408.79/x - Step 3: Cross multiply
22,727,564.21x = 34,091,346.36 × 8,344,408.79 - Step 4: Simplify right side
22,727,564.21x = 284,472,130,229,318.50 - Step 5: Solve for x
x = 284,472,130,229,318.50/22,727,564.21 - Step 6: Final answer
x = 12,516,613.20
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1.5x scale
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.