Finding the Fourth Proportional to 10,531,508.68, 14,533,768.74 and 5,948,511.40
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Solution
The fourth proportional to 10,531,508.68, 14,533,768.74 and 5,948,511.40 is: 8,209,107.70
Step by Step Solution
- Step 1: Write the proportion equation
10,531,508.68 : 14,533,768.74 = 5,948,511.40 : x - Step 2: Convert to fraction form
10,531,508.68/14,533,768.74 = 5,948,511.40/x - Step 3: Cross multiply
10,531,508.68x = 14,533,768.74 × 5,948,511.40 - Step 4: Simplify right side
10,531,508.68x = 86,454,289,034,853.64 - Step 5: Solve for x
x = 86,454,289,034,853.64/10,531,508.68 - Step 6: Final answer
x = 8,209,107.70
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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.