Finding the Fourth Proportional to 16,022,671.68, 24,031,402.56 and 5,239,809.12
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Solution
The fourth proportional to 16,022,671.68, 24,031,402.56 and 5,239,809.12 is: 7,858,861.79
Step by Step Solution
- Step 1: Write the proportion equation
16,022,671.68 : 24,031,402.56 = 5,239,809.12 : x - Step 2: Convert to fraction form
16,022,671.68/24,031,402.56 = 5,239,809.12/x - Step 3: Cross multiply
16,022,671.68x = 24,031,402.56 × 5,239,809.12 - Step 4: Simplify right side
16,022,671.68x = 125,919,962,300,279.34 - Step 5: Solve for x
x = 125,919,962,300,279.34/16,022,671.68 - Step 6: Final answer
x = 7,858,861.79
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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.