Finding the Fourth Proportional to 64,230,020.62, 88,635,056.76 and 34,860,722.49
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Solution
The fourth proportional to 64,230,020.62, 88,635,056.76 and 34,860,722.49 is: 48,106,509.80
Step by Step Solution
- Step 1: Write the proportion equation
64,230,020.62 : 88,635,056.76 = 34,860,722.49 : x - Step 2: Convert to fraction form
64,230,020.62/88,635,056.76 = 34,860,722.49/x - Step 3: Cross multiply
64,230,020.62x = 88,635,056.76 × 34,860,722.49 - Step 4: Simplify right side
64,230,020.62x = 3,089,882,116,595,759 - Step 5: Solve for x
x = 3,089,882,116,595,759/64,230,020.62 - Step 6: Final answer
x = 48,106,509.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.