Finding the Fourth Proportional to 23,459,306.28, 32,373,316.62 and 13,669,140.84
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Solution
The fourth proportional to 23,459,306.28, 32,373,316.62 and 13,669,140.84 is: 18,863,107.85
Step by Step Solution
- Step 1: Write the proportion equation
23,459,306.28 : 32,373,316.62 = 13,669,140.84 : x - Step 2: Convert to fraction form
23,459,306.28/32,373,316.62 = 13,669,140.84/x - Step 3: Cross multiply
23,459,306.28x = 32,373,316.62 × 13,669,140.84 - Step 4: Simplify right side
23,459,306.28x = 442,515,424,336,692.75 - Step 5: Solve for x
x = 442,515,424,336,692.75/23,459,306.28 - Step 6: Final answer
x = 18,863,107.85
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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.