Finding the Fourth Proportional to 9,659,420.60, 14,489,130.90 and 2,567,708.60
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Solution
The fourth proportional to 9,659,420.60, 14,489,130.90 and 2,567,708.60 is: 3,851,562.90
Step by Step Solution
- Step 1: Write the proportion equation
9,659,420.60 : 14,489,130.90 = 2,567,708.60 : x - Step 2: Convert to fraction form
9,659,420.60/14,489,130.90 = 2,567,708.60/x - Step 3: Cross multiply
9,659,420.60x = 14,489,130.90 × 2,567,708.60 - Step 4: Simplify right side
9,659,420.60x = 37,203,866,018,455.74 - Step 5: Solve for x
x = 37,203,866,018,455.74/9,659,420.60 - Step 6: Final answer
x = 3,851,562.90
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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.