Finding the Fourth Proportional to 6,750,441.76, 9,315,575.76 and 3,652,962.88
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Solution
The fourth proportional to 6,750,441.76, 9,315,575.76 and 3,652,962.88 is: 5,041,070.45
Step by Step Solution
- Step 1: Write the proportion equation
6,750,441.76 : 9,315,575.76 = 3,652,962.88 : x - Step 2: Convert to fraction form
6,750,441.76/9,315,575.76 = 3,652,962.88/x - Step 3: Cross multiply
6,750,441.76x = 9,315,575.76 × 3,652,962.88 - Step 4: Simplify right side
6,750,441.76x = 34,029,452,457,107.79 - Step 5: Solve for x
x = 34,029,452,457,107.79/6,750,441.76 - Step 6: Final answer
x = 5,041,070.45
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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.