Finding the Fourth Proportional to 9,615,121.80, 14,422,682.70 and 2,883,535.80
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Solution
The fourth proportional to 9,615,121.80, 14,422,682.70 and 2,883,535.80 is: 4,325,303.70
Step by Step Solution
- Step 1: Write the proportion equation
9,615,121.80 : 14,422,682.70 = 2,883,535.80 : x - Step 2: Convert to fraction form
9,615,121.80/14,422,682.70 = 2,883,535.80/x - Step 3: Cross multiply
9,615,121.80x = 14,422,682.70 × 2,883,535.80 - Step 4: Simplify right side
9,615,121.80x = 41,588,321,897,490.66 - Step 5: Solve for x
x = 41,588,321,897,490.66/9,615,121.80 - Step 6: Final answer
x = 4,325,303.70
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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.