Finding the Fourth Proportional to 32,158,351.78, 48,227,161.28 and 10,587,817.69
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Solution
The fourth proportional to 32,158,351.78, 48,227,161.28 and 10,587,817.69 is: 15,878,313.50
Step by Step Solution
- Step 1: Write the proportion equation
32,158,351.78 : 48,227,161.28 = 10,587,817.69 : x - Step 2: Convert to fraction form
32,158,351.78/48,227,161.28 = 10,587,817.69/x - Step 3: Cross multiply
32,158,351.78x = 48,227,161.28 × 10,587,817.69 - Step 4: Simplify right side
32,158,351.78x = 510,620,391,097,731.25 - Step 5: Solve for x
x = 510,620,391,097,731.25/32,158,351.78 - Step 6: Final answer
x = 15,878,313.50
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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.