Finding the Fourth Proportional to 63,272,232.12, 87,312,168.30 and 35,389,556.31
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Solution
The fourth proportional to 63,272,232.12, 87,312,168.30 and 35,389,556.31 is: 48,835,623.35
Step by Step Solution
- Step 1: Write the proportion equation
63,272,232.12 : 87,312,168.30 = 35,389,556.31 : x - Step 2: Convert to fraction form
63,272,232.12/87,312,168.30 = 35,389,556.31/x - Step 3: Cross multiply
63,272,232.12x = 87,312,168.30 × 35,389,556.31 - Step 4: Simplify right side
63,272,232.12x = 3,089,938,896,601,047 - Step 5: Solve for x
x = 3,089,938,896,601,047/63,272,232.12 - Step 6: Final answer
x = 48,835,623.35
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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.