Finding the Fourth Proportional to 6,193,320.14, 8,547,451.90 and 3,747,279.71
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Solution
The fourth proportional to 6,193,320.14, 8,547,451.90 and 3,747,279.71 is: 5,171,651.45
Step by Step Solution
- Step 1: Write the proportion equation
6,193,320.14 : 8,547,451.90 = 3,747,279.71 : x - Step 2: Convert to fraction form
6,193,320.14/8,547,451.90 = 3,747,279.71/x - Step 3: Cross multiply
6,193,320.14x = 8,547,451.90 × 3,747,279.71 - Step 4: Simplify right side
6,193,320.14x = 32,029,693,089,071.38 - Step 5: Solve for x
x = 32,029,693,089,071.38/6,193,320.14 - Step 6: Final answer
x = 5,171,651.45
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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.