Finding the Fourth Proportional to 10,834,625.62, 14,951,459.70 and 5,939,680.42
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Solution
The fourth proportional to 10,834,625.62, 14,951,459.70 and 5,939,680.42 is: 8,196,581.55
Step by Step Solution
- Step 1: Write the proportion equation
10,834,625.62 : 14,951,459.70 = 5,939,680.42 : x - Step 2: Convert to fraction form
10,834,625.62/14,951,459.70 = 5,939,680.42/x - Step 3: Cross multiply
10,834,625.62x = 14,951,459.70 × 5,939,680.42 - Step 4: Simplify right side
10,834,625.62x = 88,806,892,430,509.06 - Step 5: Solve for x
x = 88,806,892,430,509.06/10,834,625.62 - Step 6: Final answer
x = 8,196,581.55
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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.