Finding the Fourth Proportional to 7,051,812.10, 10,588,777.35 and 4,817,853.70
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Solution
The fourth proportional to 7,051,812.10, 10,588,777.35 and 4,817,853.70 is: 7,234,336.28
Step by Step Solution
- Step 1: Write the proportion equation
7,051,812.10 : 10,588,777.35 = 4,817,853.70 : x - Step 2: Convert to fraction form
7,051,812.10/10,588,777.35 = 4,817,853.70/x - Step 3: Cross multiply
7,051,812.10x = 10,588,777.35 × 4,817,853.70 - Step 4: Simplify right side
7,051,812.10x = 51,015,180,134,173.70 - Step 5: Solve for x
x = 51,015,180,134,173.70/7,051,812.10 - Step 6: Final answer
x = 7,234,336.28
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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.