Finding the Fourth Proportional to 11,509,751.46, 15,883,458.58 and 6,353,114.08
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Solution
The fourth proportional to 11,509,751.46, 15,883,458.58 and 6,353,114.08 is: 8,767,298.29
Step by Step Solution
- Step 1: Write the proportion equation
11,509,751.46 : 15,883,458.58 = 6,353,114.08 : x - Step 2: Convert to fraction form
11,509,751.46/15,883,458.58 = 6,353,114.08/x - Step 3: Cross multiply
11,509,751.46x = 15,883,458.58 × 6,353,114.08 - Step 4: Simplify right side
11,509,751.46x = 100,909,424,343,694.81 - Step 5: Solve for x
x = 100,909,424,343,694.81/11,509,751.46 - Step 6: Final answer
x = 8,767,298.29
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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.