Finding the Fourth Proportional to 73,448,164.80, 110,176,394.40 and 22,331,851.20
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Solution
The fourth proportional to 73,448,164.80, 110,176,394.40 and 22,331,851.20 is: 33,499,037.75
Step by Step Solution
- Step 1: Write the proportion equation
73,448,164.80 : 110,176,394.40 = 22,331,851.20 : x - Step 2: Convert to fraction form
73,448,164.80/110,176,394.40 = 22,331,851.20/x - Step 3: Cross multiply
73,448,164.80x = 110,176,394.40 × 22,331,851.20 - Step 4: Simplify right side
73,448,164.80x = 2,460,442,845,493,313.50 - Step 5: Solve for x
x = 2,460,442,845,493,313.50/73,448,164.80 - Step 6: Final answer
x = 33,499,037.75
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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.