Finding the Fourth Proportional to 6,640,723.41, 9,164,482.88 and 3,700,544.53
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Solution
The fourth proportional to 6,640,723.41, 9,164,482.88 and 3,700,544.53 is: 5,106,910.03
Step by Step Solution
- Step 1: Write the proportion equation
6,640,723.41 : 9,164,482.88 = 3,700,544.53 : x - Step 2: Convert to fraction form
6,640,723.41/9,164,482.88 = 3,700,544.53/x - Step 3: Cross multiply
6,640,723.41x = 9,164,482.88 × 3,700,544.53 - Step 4: Simplify right side
6,640,723.41x = 33,913,576,988,447.68 - Step 5: Solve for x
x = 33,913,576,988,447.68/6,640,723.41 - Step 6: Final answer
x = 5,106,910.03
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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.