Finding the Fourth Proportional to 8,149,768.30, 12,224,652.45 and 3,670,792.30
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Solution
The fourth proportional to 8,149,768.30, 12,224,652.45 and 3,670,792.30 is: 5,506,188.45
Step by Step Solution
- Step 1: Write the proportion equation
8,149,768.30 : 12,224,652.45 = 3,670,792.30 : x - Step 2: Convert to fraction form
8,149,768.30/12,224,652.45 = 3,670,792.30/x - Step 3: Cross multiply
8,149,768.30x = 12,224,652.45 × 3,670,792.30 - Step 4: Simplify right side
8,149,768.30x = 44,874,160,083,636.13 - Step 5: Solve for x
x = 44,874,160,083,636.13/8,149,768.30 - Step 6: Final answer
x = 5,506,188.45
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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.