Finding the Fourth Proportional to 9,783,536.10, 14,675,304.15 and 6,146,117.70
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Solution
The fourth proportional to 9,783,536.10, 14,675,304.15 and 6,146,117.70 is: 9,219,176.55
Step by Step Solution
- Step 1: Write the proportion equation
9,783,536.10 : 14,675,304.15 = 6,146,117.70 : x - Step 2: Convert to fraction form
9,783,536.10/14,675,304.15 = 6,146,117.70/x - Step 3: Cross multiply
9,783,536.10x = 14,675,304.15 × 6,146,117.70 - Step 4: Simplify right side
9,783,536.10x = 90,196,146,589,198.45 - Step 5: Solve for x
x = 90,196,146,589,198.45/9,783,536.10 - Step 6: Final answer
x = 9,219,176.55
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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.