Finding the Fourth Proportional to 7,089,416.04, 9,783,433.98 and 4,033,630.26
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Solution
The fourth proportional to 7,089,416.04, 9,783,433.98 and 4,033,630.26 is: 5,566,432.43
Step by Step Solution
- Step 1: Write the proportion equation
7,089,416.04 : 9,783,433.98 = 4,033,630.26 : x - Step 2: Convert to fraction form
7,089,416.04/9,783,433.98 = 4,033,630.26/x - Step 3: Cross multiply
7,089,416.04x = 9,783,433.98 × 4,033,630.26 - Step 4: Simplify right side
7,089,416.04x = 39,462,755,348,440.23 - Step 5: Solve for x
x = 39,462,755,348,440.23/7,089,416.04 - Step 6: Final answer
x = 5,566,432.43
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1.5x scale
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.