Finding the Fourth Proportional to 10,256,571.93, 15,390,106.79 and 4,195,782.57
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Solution
The fourth proportional to 10,256,571.93, 15,390,106.79 and 4,195,782.57 is: 6,295,821.08
Step by Step Solution
- Step 1: Write the proportion equation
10,256,571.93 : 15,390,106.79 = 4,195,782.57 : x - Step 2: Convert to fraction form
10,256,571.93/15,390,106.79 = 4,195,782.57/x - Step 3: Cross multiply
10,256,571.93x = 15,390,106.79 × 4,195,782.57 - Step 4: Simplify right side
10,256,571.93x = 64,573,541,798,941.74 - Step 5: Solve for x
x = 64,573,541,798,941.74/10,256,571.93 - Step 6: Final answer
x = 6,295,821.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.