Finding the Fourth Proportional to 11,856,614.63, 16,362,139.12 and 6,424,106.63
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Solution
The fourth proportional to 11,856,614.63, 16,362,139.12 and 6,424,106.63 is: 8,865,273.07
Step by Step Solution
- Step 1: Write the proportion equation
11,856,614.63 : 16,362,139.12 = 6,424,106.63 : x - Step 2: Convert to fraction form
11,856,614.63/16,362,139.12 = 6,424,106.63/x - Step 3: Cross multiply
11,856,614.63x = 16,362,139.12 × 6,424,106.63 - Step 4: Simplify right side
11,856,614.63x = 105,112,126,303,903.41 - Step 5: Solve for x
x = 105,112,126,303,903.41/11,856,614.63 - Step 6: Final answer
x = 8,865,273.07
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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.