Finding the Fourth Proportional to 10,343,616.72, 14,283,217.26 and 6,482,774.40
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Solution
The fourth proportional to 10,343,616.72, 14,283,217.26 and 6,482,774.40 is: 8,951,885.76
Step by Step Solution
- Step 1: Write the proportion equation
10,343,616.72 : 14,283,217.26 = 6,482,774.40 : x - Step 2: Convert to fraction form
10,343,616.72/14,283,217.26 = 6,482,774.40/x - Step 3: Cross multiply
10,343,616.72x = 14,283,217.26 × 6,482,774.40 - Step 4: Simplify right side
10,343,616.72x = 92,594,875,202,766.14 - Step 5: Solve for x
x = 92,594,875,202,766.14/10,343,616.72 - Step 6: Final answer
x = 8,951,885.76
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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.