Finding the Fourth Proportional to 73,389,467.60, 110,084,201.40 and 22,271,404.40
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Solution
The fourth proportional to 73,389,467.60, 110,084,201.40 and 22,271,404.40 is: 33,407,106.60
Step by Step Solution
- Step 1: Write the proportion equation
73,389,467.60 : 110,084,201.40 = 22,271,404.40 : x - Step 2: Convert to fraction form
73,389,467.60/110,084,201.40 = 22,271,404.40/x - Step 3: Cross multiply
73,389,467.60x = 110,084,201.40 × 22,271,404.40 - Step 4: Simplify right side
73,389,467.60x = 2,451,729,767,430,446 - Step 5: Solve for x
x = 2,451,729,767,430,446/73,389,467.60 - Step 6: Final answer
x = 33,407,106.60
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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.