Finding the Third Proportional to 5,430,432 and 8,051,680.50
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Solution
The third proportional to 5,430,432 and 8,051,680.50 is: 11,938,195.50
Step by Step Solution
- Step 1: Write the proportion equation
5,430,432 : 8,051,680.50 = 8,051,680.50 : x - Step 2: Convert to fraction form
5,430,432/8,051,680.50 = 8,051,680.50/x - Step 3: Cross multiply
5,430,432x = 8,051,680.50 × 8,051,680.50 - Step 4: Simplify right side
5,430,432x = 64,829,558,874,080.25 - Step 5: Solve for x
x = 64,829,558,874,080.25/5,430,432 - Step 6: Final answer
x = 11,938,195.50
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Why These Related Problems?
These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.