Finding the Fourth Proportional to 6,375,447.63, 8,798,428.98 and 3,585,448.80
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Solution
The fourth proportional to 6,375,447.63, 8,798,428.98 and 3,585,448.80 is: 4,948,094.39
Step by Step Solution
- Step 1: Write the proportion equation
6,375,447.63 : 8,798,428.98 = 3,585,448.80 : x - Step 2: Convert to fraction form
6,375,447.63/8,798,428.98 = 3,585,448.80/x - Step 3: Cross multiply
6,375,447.63x = 8,798,428.98 × 3,585,448.80 - Step 4: Simplify right side
6,375,447.63x = 31,546,316,628,226.22 - Step 5: Solve for x
x = 31,546,316,628,226.22/6,375,447.63 - Step 6: Final answer
x = 4,948,094.39
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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.