Finding the Fourth Proportional to 14,710,891.36, 20,301,215.98 and 8,096,241.18
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Solution
The fourth proportional to 14,710,891.36, 20,301,215.98 and 8,096,241.18 is: 11,172,915.14
Step by Step Solution
- Step 1: Write the proportion equation
14,710,891.36 : 20,301,215.98 = 8,096,241.18 : x - Step 2: Convert to fraction form
14,710,891.36/20,301,215.98 = 8,096,241.18/x - Step 3: Cross multiply
14,710,891.36x = 20,301,215.98 × 8,096,241.18 - Step 4: Simplify right side
14,710,891.36x = 164,363,540,778,225.12 - Step 5: Solve for x
x = 164,363,540,778,225.12/14,710,891.36 - Step 6: Final answer
x = 11,172,915.14
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1.5x scale
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.