Finding the Fourth Proportional to 6,961,440, 10,442,160 and 2,473,893.12
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Solution
The fourth proportional to 6,961,440, 10,442,160 and 2,473,893.12 is: 3,710,839.68
Step by Step Solution
- Step 1: Write the proportion equation
6,961,440 : 10,442,160 = 2,473,893.12 : x - Step 2: Convert to fraction form
6,961,440/10,442,160 = 2,473,893.12/x - Step 3: Cross multiply
6,961,440x = 10,442,160 × 2,473,893.12 - Step 4: Simplify right side
6,961,440x = 25,832,787,781,939.20 - Step 5: Solve for x
x = 25,832,787,781,939.20/6,961,440 - Step 6: Final answer
x = 3,710,839.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.