Finding the Fourth Proportional to 79,490,772.16, 119,236,009.32 and 24,907,536.24
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Solution
The fourth proportional to 79,490,772.16, 119,236,009.32 and 24,907,536.24 is: 37,361,257.70
Step by Step Solution
- Step 1: Write the proportion equation
79,490,772.16 : 119,236,009.32 = 24,907,536.24 : x - Step 2: Convert to fraction form
79,490,772.16/119,236,009.32 = 24,907,536.24/x - Step 3: Cross multiply
79,490,772.16x = 119,236,009.32 × 24,907,536.24 - Step 4: Simplify right side
79,490,772.16x = 2,969,875,223,250,877.50 - Step 5: Solve for x
x = 2,969,875,223,250,877.50/79,490,772.16 - Step 6: Final answer
x = 37,361,257.70
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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.