Finding the Fourth Proportional to 8,294,593.70, 12,440,023.35 and 2,975,809.70
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Solution
The fourth proportional to 8,294,593.70, 12,440,023.35 and 2,975,809.70 is: 4,463,044.66
Step by Step Solution
- Step 1: Write the proportion equation
8,294,593.70 : 12,440,023.35 = 2,975,809.70 : x - Step 2: Convert to fraction form
8,294,593.70/12,440,023.35 = 2,975,809.70/x - Step 3: Cross multiply
8,294,593.70x = 12,440,023.35 × 2,975,809.70 - Step 4: Simplify right side
8,294,593.70x = 37,019,142,153,156.50 - Step 5: Solve for x
x = 37,019,142,153,156.50/8,294,593.70 - Step 6: Final answer
x = 4,463,044.66
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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.